113312232121331 has 4 divisors (see below), whose sum is σ = 115723130677152. Its totient is φ = 110901333565512.

The previous prime is 113312232121321. The next prime is 113312232121391. The reversal of 113312232121331 is 133121232213311.

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 113312232121331 - 2³⁴ = 113295052252147 is a prime.

It is a super-2 number, since 2×113312232121331² (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 = 113312232121294 and 113312232121303.

It is not an unprimeable number, because it can be changed into a prime (113312232121321) 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, 1205449277840 + ... + 1205449277933.

It is an arithmetic number, because the mean of its divisors is an integer number (28930782669288).

Almost surely, 2^{113312232121331} is an apocalyptic number.

113312232121331 is a deficient number, since it is larger than the sum of its proper divisors (2410898555821).

113312232121331 is an equidigital number, since it uses as much as digits as its factorization.

113312232121331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2410898555820.

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

Adding to 113312232121331 its reverse (133121232213311), we get a palindrome (246433464334642).

The spelling of 113312232121331 in words is "one hundred thirteen trillion, three hundred twelve billion, two hundred thirty-two million, one hundred twenty-one thousand, three hundred thirty-one".