11013131031232 has 112 divisors (see below), whose sum is σ = 25961081529600. Its totient is φ = 4578962088960.

The previous prime is 11013131031211. The next prime is 11013131031233. The reversal of 11013131031232 is 23213013131011.

It is a super-2 number, since 2×11013131031232² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (11013131031233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13807788 + ... + 14583595.

It is an arithmetic number, because the mean of its divisors is an integer number (231795370800).

Almost surely, 2^{11013131031232} is an apocalyptic number.

It is an amenable number.

11013131031232 is an abundant number, since it is smaller than the sum of its proper divisors (14947950498368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11013131031232 is a wasteful number, since it uses less digits than its factorization.

11013131031232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28391454 (or 28391444 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 11013131031232 its reverse (23213013131011), we get a palindrome (34226144162243).

The spelling of 11013131031232 in words is "eleven trillion, thirteen billion, one hundred thirty-one million, thirty-one thousand, two hundred thirty-two".