202102011021112 has 16 divisors (see below), whose sum is σ = 378976167343800. Its totient is φ = 101041699729440.

The previous prime is 202102011021107. The next prime is 202102011021137. The reversal of 202102011021112 is 211120110201202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1163130339 + ... + 1163304082.

Almost surely, 2^{202102011021112} is an apocalyptic number.

It is an amenable number.

202102011021112 is a deficient number, since it is larger than the sum of its proper divisors (176874156322688).

202102011021112 is a wasteful number, since it uses less digits than its factorization.

202102011021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2326445286 (or 2326445282 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 202102011021112 its reverse (211120110201202), we get a palindrome (413222121222314).

The spelling of 202102011021112 in words is "two hundred two trillion, one hundred two billion, eleven million, twenty-one thousand, one hundred twelve".