11332440131 has 2 divisors, whose sum is σ = 11332440132. Its totient is φ = 11332440130.

The previous prime is 11332440107. The next prime is 11332440149. The reversal of 11332440131 is 13104423311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11332440131 is a prime.

It is a super-2 number, since 2×11332440131² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11332440097 and 11332440106.

It is not a weakly prime, because it can be changed into another prime (11332440191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5666220065 + 5666220066.

It is an arithmetic number, because the mean of its divisors is an integer number (5666220066).

Almost surely, 2^11332440131 is an apocalyptic number.

11332440131 is a deficient number, since it is larger than the sum of its proper divisors (1).

11332440131 is an equidigital number, since it uses as much as digits as its factorization.

11332440131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 11332440131 its reverse (13104423311), we get a palindrome (24436863442).

The spelling of 11332440131 in words is "eleven billion, three hundred thirty-two million, four hundred forty thousand, one hundred thirty-one".