113311322232131 has 4 divisors (see below), whose sum is σ = 113312803366872. Its totient is φ = 113309841097392.

The previous prime is 113311322232127. The next prime is 113311322232139. The reversal of 113311322232131 is 131232223113311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113311322232131 - 2² = 113311322232127 is a prime.

It is a super-2 number, since 2×113311322232131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113311322232094 and 113311322232103.

It is not an unprimeable number, because it can be changed into a prime (113311322232139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740452610 + ... + 740605623.

It is an arithmetic number, because the mean of its divisors is an integer number (28328200841718).

Almost surely, 2^{113311322232131} is an apocalyptic number.

113311322232131 is a deficient number, since it is larger than the sum of its proper divisors (1481134741).

113311322232131 is an equidigital number, since it uses as much as digits as its factorization.

113311322232131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481134740.

The product of its digits is 3888, while the sum is 29.

Adding to 113311322232131 its reverse (131232223113311), we get a palindrome (244543545345442).

The spelling of 113311322232131 in words is "one hundred thirteen trillion, three hundred eleven billion, three hundred twenty-two million, two hundred thirty-two thousand, one hundred thirty-one".