202100220011212 has 24 divisors (see below), whose sum is σ = 372857241417696. Its totient is φ = 95660166885888.

The previous prime is 202100220011161. The next prime is 202100220011279. The reversal of 202100220011212 is 212110022001202.

It is a happy 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, 11323400983 + ... + 11323418830.

It is an arithmetic number, because the mean of its divisors is an integer number (15535718392404).

Almost surely, 2^{202100220011212} is an apocalyptic number.

It is an amenable number.

202100220011212 is a deficient number, since it is larger than the sum of its proper divisors (170757021406484).

202100220011212 is a wasteful number, since it uses less digits than its factorization.

202100220011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22646819937 (or 22646819935 counting only the distinct ones).

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

Adding to 202100220011212 its reverse (212110022001202), we get a palindrome (414210242012414).

The spelling of 202100220011212 in words is "two hundred two trillion, one hundred billion, two hundred twenty million, eleven thousand, two hundred twelve".