11230320131 has 16 divisors (see below), whose sum is σ = 11542417920. Its totient is φ = 10922884800.

The previous prime is 11230320109. The next prime is 11230320169. The reversal of 11230320131 is 13102303211.

It is a cyclic number.

It is not a de Polignac number, because 11230320131 - 2¹⁸ = 11230057987 is a prime.

It is a super-2 number, since 2×11230320131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11230320631) 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, 2340671 + ... + 2345463.

It is an arithmetic number, because the mean of its divisors is an integer number (721401120).

Almost surely, 2^11230320131 is an apocalyptic number.

11230320131 is a deficient number, since it is larger than the sum of its proper divisors (312097789).

11230320131 is a wasteful number, since it uses less digits than its factorization.

11230320131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5266.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11230320131 its reverse (13102303211), we get a palindrome (24332623342).

The spelling of 11230320131 in words is "eleven billion, two hundred thirty million, three hundred twenty thousand, one hundred thirty-one".