202221002211212 has 24 divisors (see below), whose sum is σ = 372724285280256. Its totient is φ = 95810519531408.

The previous prime is 202221002211031. The next prime is 202221002211223. The reversal of 202221002211212 is 212112200122202.

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, 10271272268 + ... + 10271291955.

It is an arithmetic number, because the mean of its divisors is an integer number (15530178553344).

Almost surely, 2^{202221002211212} is an apocalyptic number.

It is an amenable number.

202221002211212 is a deficient number, since it is larger than the sum of its proper divisors (170503283069044).

202221002211212 is a wasteful number, since it uses less digits than its factorization.

202221002211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20542564357 (or 20542564355 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 202221002211212 its reverse (212112200122202), we get a palindrome (414333202333414).

The spelling of 202221002211212 in words is "two hundred two trillion, two hundred twenty-one billion, two million, two hundred eleven thousand, two hundred twelve".