102311313232 has 40 divisors (see below), whose sum is σ = 199238218920. Its totient is φ = 50895667200.

The previous prime is 102311313229. The next prime is 102311313253. The reversal of 102311313232 is 232313113201.

It can be written as a sum of positive squares in 4 ways, for example, as 15295752976 + 87015560256 = 123676^2 + 294984^2 .

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, 2475328 + ... + 2516320.

It is an arithmetic number, because the mean of its divisors is an integer number (4980955473).

Almost surely, 2^102311313232 is an apocalyptic number.

It is an amenable number.

102311313232 is a deficient number, since it is larger than the sum of its proper divisors (96926905688).

102311313232 is a wasteful number, since it uses less digits than its factorization.

102311313232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41791 (or 41785 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 102311313232 its reverse (232313113201), we get a palindrome (334624426433).

The spelling of 102311313232 in words is "one hundred two billion, three hundred eleven million, three hundred thirteen thousand, two hundred thirty-two".