102320120232012 has 48 divisors (see below), whose sum is σ = 242232295640832. Its totient is φ = 33609286791360.

The previous prime is 102320120231993. The next prime is 102320120232037. The reversal of 102320120232012 is 210232021023201.

It is a self number, because there is not a number n which added to its sum of digits gives 102320120232012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28753378 + ... + 32115369.

It is an arithmetic number, because the mean of its divisors is an integer number (5046506159184).

Almost surely, 2^{102320120232012} is an apocalyptic number.

102320120232012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102320120232012 is an abundant number, since it is smaller than the sum of its proper divisors (139912175408820).

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

102320120232012 is a wasteful number, since it uses less digits than its factorization.

102320120232012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60870798 (or 60870796 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 102320120232012 its reverse (210232021023201), we get a palindrome (312552141255213).

The spelling of 102320120232012 in words is "one hundred two trillion, three hundred twenty billion, one hundred twenty million, two hundred thirty-two thousand, twelve".