212202102202102 has 16 divisors (see below), whose sum is σ = 332673754260960. Its totient is φ = 101386287007488.

The previous prime is 212202102202087. The next prime is 212202102202171. The reversal of 212202102202102 is 201202201202212.

It is a self number, because there is not a number n which added to its sum of digits gives 212202102202102.

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, 18859050738 + ... + 18859061989.

It is an arithmetic number, because the mean of its divisors is an integer number (20792109641310).

Almost surely, 2^{212202102202102} is an apocalyptic number.

212202102202102 is a deficient number, since it is larger than the sum of its proper divisors (120471652058858).

212202102202102 is a wasteful number, since it uses less digits than its factorization.

212202102202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37718112855.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 212202102202102 its reverse (201202201202212), we get a palindrome (413404303404314).

The spelling of 212202102202102 in words is "two hundred twelve trillion, two hundred two billion, one hundred two million, two hundred two thousand, one hundred two".