210112022131 has 4 divisors (see below), whose sum is σ = 229213115064. Its totient is φ = 191010929200.

The previous prime is 210112022083. The next prime is 210112022209. The reversal of 210112022131 is 131220211012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 210112022131 - 2¹⁵ = 210111989363 is a prime.

It is a super-2 number, since 2×210112022131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210112022831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9550546450 + ... + 9550546471.

It is an arithmetic number, because the mean of its divisors is an integer number (57303278766).

Almost surely, 2^210112022131 is an apocalyptic number.

210112022131 is a deficient number, since it is larger than the sum of its proper divisors (19101092933).

210112022131 is a wasteful number, since it uses less digits than its factorization.

210112022131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19101092932.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 210112022131 its reverse (131220211012), we get a palindrome (341332233143).

The spelling of 210112022131 in words is "two hundred ten billion, one hundred twelve million, twenty-two thousand, one hundred thirty-one".