113217650331 has 4 divisors (see below), whose sum is σ = 150956867112. Its totient is φ = 75478433552.

The previous prime is 113217650327. The next prime is 113217650353. The reversal of 113217650331 is 133056712311.

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 113217650331 - 2² = 113217650327 is a prime.

It is a super-2 number, since 2×113217650331² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113217650292 and 113217650301.

It is not an unprimeable number, because it can be changed into a prime (113217660331) 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, 18869608386 + ... + 18869608391.

It is an arithmetic number, because the mean of its divisors is an integer number (37739216778).

Almost surely, 2^113217650331 is an apocalyptic number.

113217650331 is a deficient number, since it is larger than the sum of its proper divisors (37739216781).

113217650331 is an equidigital number, since it uses as much as digits as its factorization.

113217650331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37739216780.

The product of its (nonzero) digits is 11340, while the sum is 33.

The spelling of 113217650331 in words is "one hundred thirteen billion, two hundred seventeen million, six hundred fifty thousand, three hundred thirty-one".