123304233012 has 24 divisors (see below), whose sum is σ = 289640820000. Its totient is φ = 40825562016.

The previous prime is 123304232999. The next prime is 123304233047. The reversal of 123304233012 is 210332403321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34479262 + ... + 34482837.

It is an arithmetic number, because the mean of its divisors is an integer number (12068367500).

Almost surely, 2^123304233012 is an apocalyptic number.

123304233012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123304233012 is an abundant number, since it is smaller than the sum of its proper divisors (166336586988).

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

123304233012 is a wasteful number, since it uses less digits than its factorization.

123304233012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68962255 (or 68962253 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 123304233012 its reverse (210332403321), we get a palindrome (333636636333).

The spelling of 123304233012 in words is "one hundred twenty-three billion, three hundred four million, two hundred thirty-three thousand, twelve".