11422012131 has 24 divisors (see below), whose sum is σ = 16754416640. Its totient is φ = 7496674416.

The previous prime is 11422012099. The next prime is 11422012141. The reversal of 11422012131 is 13121022411.

It is not a de Polignac number, because 11422012131 - 2⁵ = 11422012099 is a prime.

It is a super-2 number, since 2×11422012131² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11422012141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1287810 + ... + 1296648.

Almost surely, 2^11422012131 is an apocalyptic number.

11422012131 is a deficient number, since it is larger than the sum of its proper divisors (5332404509).

11422012131 is a wasteful number, since it uses less digits than its factorization.

11422012131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11055 (or 11052 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11422012131 its reverse (13121022411), we get a palindrome (24543034542).

The spelling of 11422012131 in words is "eleven billion, four hundred twenty-two million, twelve thousand, one hundred thirty-one".