11423302131 has 16 divisors (see below), whose sum is σ = 15378574464. Its totient is φ = 7541830464.

The previous prime is 11423302069. The next prime is 11423302139. The reversal of 11423302131 is 13120332411.

11423302131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-11423302131 is a prime.

It is a super-2 number, since 2×11423302131² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11423302098 and 11423302107.

It is not an unprimeable number, because it can be changed into a prime (11423302139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1838476 + ... + 1844678.

It is an arithmetic number, because the mean of its divisors is an integer number (961160904).

Almost surely, 2^11423302131 is an apocalyptic number.

11423302131 is a deficient number, since it is larger than the sum of its proper divisors (3955272333).

11423302131 is a wasteful number, since it uses less digits than its factorization.

11423302131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12050.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11423302131 its reverse (13120332411), we get a palindrome (24543634542).

The spelling of 11423302131 in words is "eleven billion, four hundred twenty-three million, three hundred two thousand, one hundred thirty-one".