SYNOPSIS
    string itoa (int num)

DESCRIPTION
    Convert a <num>ber into a string, using the words "one" .. "twenty" for
    the numbers 1..20.

EXAMPLE
    itoa(10) --> "ten"
    itoa(30) --> "30"

SEE ALSO
    atoi(SEFUN), itoa(SEFUN), itoa(SEFUN)