102331320312 has 64 divisors (see below), whose sum is σ = 276376776480. Its totient is φ = 31387203072.

The previous prime is 102331320281. The next prime is 102331320319. The reversal of 102331320312 is 213023133201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102331320319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418423 + ... + 616230.

Almost surely, 2^102331320312 is an apocalyptic number.

102331320312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102331320312 is an abundant number, since it is smaller than the sum of its proper divisors (174045456168).

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

102331320312 is a wasteful number, since it uses less digits than its factorization.

102331320312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034992 (or 1034988 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 102331320312 its reverse (213023133201), we get a palindrome (315354453513).

The spelling of 102331320312 in words is "one hundred two billion, three hundred thirty-one million, three hundred twenty thousand, three hundred twelve".