202310311031212 has 6 divisors (see below), whose sum is σ = 354043044304628. Its totient is φ = 101155155515604.

The previous prime is 202310311031141. The next prime is 202310311031239. The reversal of 202310311031212 is 212130113013202.

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 as a sum of consecutive naturals, namely, 25288788878898 + ... + 25288788878905.

Almost surely, 2^{202310311031212} is an apocalyptic number.

It is an amenable number.

202310311031212 is a deficient number, since it is larger than the sum of its proper divisors (151732733273416).

202310311031212 is a wasteful number, since it uses less digits than its factorization.

202310311031212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50577577757807 (or 50577577757805 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 202310311031212 its reverse (212130113013202), we get a palindrome (414440424044414).

The spelling of 202310311031212 in words is "two hundred two trillion, three hundred ten billion, three hundred eleven million, thirty-one thousand, two hundred twelve".