123230333100 has 144 divisors (see below), whose sum is σ = 416958257408. Its totient is φ = 27511868160.

The previous prime is 123230333089. The next prime is 123230333117. The reversal of 123230333100 is 1333032321.

It is a super-2 number, since 2×123230333100² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 592039 + ... + 772638.

Almost surely, 2^123230333100 is an apocalyptic number.

123230333100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123230333100 is an abundant number, since it is smaller than the sum of its proper divisors (293727924308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123230333100 is a wasteful number, since it uses less digits than its factorization.

123230333100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364744 (or 1364737 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 123230333100 its reverse (1333032321), we get a palindrome (124563365421).

The spelling of 123230333100 in words is "one hundred twenty-three billion, two hundred thirty million, three hundred thirty-three thousand, one hundred".