113320211131 has 4 divisors (see below), whose sum is σ = 113322059392. Its totient is φ = 113318362872.

The previous prime is 113320211101. The next prime is 113320211143. The reversal of 113320211131 is 131112023311.

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 113320211131 - 2⁵ = 113320211099 is a prime.

It is a super-2 number, since 2×113320211131² (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 = 113320211099 and 113320211108.

It is not an unprimeable number, because it can be changed into a prime (113320211101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 828891 + ... + 955876.

It is an arithmetic number, because the mean of its divisors is an integer number (28330514848).

Almost surely, 2^113320211131 is an apocalyptic number.

113320211131 is a deficient number, since it is larger than the sum of its proper divisors (1848261).

113320211131 is an equidigital number, since it uses as much as digits as its factorization.

113320211131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848260.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 113320211131 its reverse (131112023311), we get a palindrome (244432234442).

The spelling of 113320211131 in words is "one hundred thirteen billion, three hundred twenty million, two hundred eleven thousand, one hundred thirty-one".