202212112101111 has 48 divisors (see below), whose sum is σ = 335002688317440. Its totient is φ = 115137470796480.

The previous prime is 202212112101079. The next prime is 202212112101157. The reversal of 202212112101111 is 111101211212202.

It is a happy number.

202212112101111 is a `hidden beast` number, since 2 + 0 + 221 + 211 + 210 + 11 + 11 = 666.

It is not a de Polignac number, because 202212112101111 - 2⁵ = 202212112101079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202212113101111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 35355385 + ... + 40674653.

It is an arithmetic number, because the mean of its divisors is an integer number (6979222673280).

Almost surely, 2^{202212112101111} is an apocalyptic number.

202212112101111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

202212112101111 is a deficient number, since it is larger than the sum of its proper divisors (132790576216329).

202212112101111 is a wasteful number, since it uses less digits than its factorization.

202212112101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5321436 (or 5321433 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 202212112101111 its reverse (111101211212202), we get a palindrome (313313323313313).

It can be divided in two parts, 20221211 and 2101111, that added together give a palindrome (22322322).

The spelling of 202212112101111 in words is "two hundred two trillion, two hundred twelve billion, one hundred twelve million, one hundred one thousand, one hundred eleven".