113423211331 has 4 divisors (see below), whose sum is σ = 113430278032. Its totient is φ = 113416144632.

The previous prime is 113423211311. The next prime is 113423211337. The reversal of 113423211331 is 133112324311.

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 113423211331 - 2⁹ = 113423210819 is a prime.

It is a super-2 number, since 2×113423211331² (a number of 23 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 = 113423211296 and 113423211305.

It is not an unprimeable number, because it can be changed into a prime (113423211337) 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, 3509220 + ... + 3541393.

It is an arithmetic number, because the mean of its divisors is an integer number (28357569508).

Almost surely, 2^113423211331 is an apocalyptic number.

113423211331 is a deficient number, since it is larger than the sum of its proper divisors (7066701).

113423211331 is an equidigital number, since it uses as much as digits as its factorization.

113423211331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7066700.

The product of its digits is 1296, while the sum is 25.

Adding to 113423211331 its reverse (133112324311), we get a palindrome (246535535642).

The spelling of 113423211331 in words is "one hundred thirteen billion, four hundred twenty-three million, two hundred eleven thousand, three hundred thirty-one".