202221111012112 has 40 divisors (see below), whose sum is σ = 404782949590272. Its totient is φ = 97766490595200.

The previous prime is 202221111012077. The next prime is 202221111012149. The reversal of 202221111012112 is 211210111122202.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 202221111012112.

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, 171148339 + ... + 172325842.

Almost surely, 2^{202221111012112} is an apocalyptic number.

It is an amenable number.

202221111012112 is an abundant number, since it is smaller than the sum of its proper divisors (202561838578160).

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

202221111012112 is a wasteful number, since it uses less digits than its factorization.

202221111012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343475407 (or 343475401 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 202221111012112 its reverse (211210111122202), we get a palindrome (413431222134314).

The spelling of 202221111012112 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred eleven million, twelve thousand, one hundred twelve".