11320133031 has 24 divisors (see below), whose sum is σ = 17068371840. Its totient is φ = 7216037136.

The previous prime is 11320132997. The next prime is 11320133081. The reversal of 11320133031 is 13033102311.

It is a happy number.

11320133031 is a `hidden beast` number, since 11 + 320 + 1 + 330 + 3 + 1 = 666.

It is not a de Polignac number, because 11320133031 - 2⁹ = 11320132519 is a prime.

It is a super-2 number, since 2×11320133031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11320132995 and 11320133013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11320133081) 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, 684660 + ... + 700998.

It is an arithmetic number, because the mean of its divisors is an integer number (711182160).

Almost surely, 2^11320133031 is an apocalyptic number.

11320133031 is a deficient number, since it is larger than the sum of its proper divisors (5748238809).

11320133031 is a wasteful number, since it uses less digits than its factorization.

11320133031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19715 (or 19712 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11320133031 its reverse (13033102311), we get a palindrome (24353235342).

The spelling of 11320133031 in words is "eleven billion, three hundred twenty million, one hundred thirty-three thousand, thirty-one".