102202002021112 has 48 divisors (see below), whose sum is σ = 222915989360160. Its totient is φ = 43800679512576.

The previous prime is 102202002021109. The next prime is 102202002021137. The reversal of 102202002021112 is 211120200202201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150433288 + ... + 151111144.

It is an arithmetic number, because the mean of its divisors is an integer number (4644083111670).

Almost surely, 2^{102202002021112} is an apocalyptic number.

It is an amenable number.

102202002021112 is an abundant number, since it is smaller than the sum of its proper divisors (120713987339048).

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

102202002021112 is a wasteful number, since it uses less digits than its factorization.

102202002021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062500 (or 1062489 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102202002021112 its reverse (211120200202201), we get a palindrome (313322202223313).

The spelling of 102202002021112 in words is "one hundred two trillion, two hundred two billion, two million, twenty-one thousand, one hundred twelve".