202122112011112 has 16 divisors (see below), whose sum is σ = 378987094886400. Its totient is φ = 101058886708080.

The previous prime is 202122112011097. The next prime is 202122112011143. The reversal of 202122112011112 is 211110211221202.

It is a happy number.

It is a super-2 number, since 2×202122112011112² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 202122112011112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270766162 + ... + 271511617.

It is an arithmetic number, because the mean of its divisors is an integer number (23686693430400).

Almost surely, 2^{202122112011112} is an apocalyptic number.

It is an amenable number.

202122112011112 is a deficient number, since it is larger than the sum of its proper divisors (176864982875288).

202122112011112 is a wasteful number, since it uses less digits than its factorization.

202122112011112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542324376 (or 542324372 counting only the distinct ones).

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

Adding to 202122112011112 its reverse (211110211221202), we get a palindrome (413232323232314).

The spelling of 202122112011112 in words is "two hundred two trillion, one hundred twenty-two billion, one hundred twelve million, eleven thousand, one hundred twelve".