11122532031 has 24 divisors (see below), whose sum is σ = 16200761616. Its totient is φ = 6784028160.

The previous prime is 11122532011. The next prime is 11122532033. The reversal of 11122532031 is 13023522111.

It is not a de Polignac number, because 11122532031 - 2¹⁵ = 11122499263 is a prime.

It is a super-2 number, since 2×11122532031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11122531989 and 11122532007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122532033) 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, 39780 + ... + 154361.

It is an arithmetic number, because the mean of its divisors is an integer number (675031734).

Almost surely, 2^11122532031 is an apocalyptic number.

11122532031 is a deficient number, since it is larger than the sum of its proper divisors (5078229585).

11122532031 is a wasteful number, since it uses less digits than its factorization.

11122532031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194283 (or 194270 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The spelling of 11122532031 in words is "eleven billion, one hundred twenty-two million, five hundred thirty-two thousand, thirty-one".