10112220131 has 4 divisors (see below), whose sum is σ = 10890083232. Its totient is φ = 9334357032.

The previous prime is 10112220113. The next prime is 10112220149. The reversal of 10112220131 is 13102221101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13102221101 = 23 ⋅569661787.

It is an interprime number because it is at equal distance from previous prime (10112220113) and next prime (10112220149).

It is not a de Polignac number, because 10112220131 - 2⁶ = 10112220067 is a prime.

It is a super-2 number, since 2×10112220131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10112220191) 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, 388931531 + ... + 388931556.

It is an arithmetic number, because the mean of its divisors is an integer number (2722520808).

Almost surely, 2^10112220131 is an apocalyptic number.

10112220131 is a deficient number, since it is larger than the sum of its proper divisors (777863101).

10112220131 is an equidigital number, since it uses as much as digits as its factorization.

10112220131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777863100.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 10112220131 its reverse (13102221101), we get a palindrome (23214441232).

The spelling of 10112220131 in words is "ten billion, one hundred twelve million, two hundred twenty thousand, one hundred thirty-one".