202112242231312 has 20 divisors (see below), whose sum is σ = 447534250655296. Its totient is φ = 86619532384800.

The previous prime is 202112242231267. The next prime is 202112242231349. The reversal of 202112242231312 is 213132242211202.

It is a Harshad number since it is a multiple of its sum of digits (28).

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 3 ways as a sum of consecutive naturals, for example, 902286795564 + ... + 902286795787.

Almost surely, 2^{202112242231312} is an apocalyptic number.

It is an amenable number.

202112242231312 is an abundant number, since it is smaller than the sum of its proper divisors (245422008423984).

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

202112242231312 is a wasteful number, since it uses less digits than its factorization.

202112242231312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804573591366 (or 1804573591360 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 202112242231312 its reverse (213132242211202), we get a palindrome (415244484442514).

The spelling of 202112242231312 in words is "two hundred two trillion, one hundred twelve billion, two hundred forty-two million, two hundred thirty-one thousand, three hundred twelve".