11312661652331 has 8 divisors (see below), whose sum is σ = 12442076318784. Its totient is φ = 10220276975040.

The previous prime is 11312661652307. The next prime is 11312661652333. The reversal of 11312661652331 is 13325616621311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11312661652331 - 2⁶ = 11312661652267 is a prime.

It is a super-2 number, since 2×11312661652331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11312661652333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9257496650 + ... + 9257497871.

It is an arithmetic number, because the mean of its divisors is an integer number (1555259539848).

Almost surely, 2^{11312661652331} is an apocalyptic number.

11312661652331 is a deficient number, since it is larger than the sum of its proper divisors (1129414666453).

11312661652331 is a wasteful number, since it uses less digits than its factorization.

11312661652331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18514994581.

The product of its digits is 116640, while the sum is 41.

The spelling of 11312661652331 in words is "eleven trillion, three hundred twelve billion, six hundred sixty-one million, six hundred fifty-two thousand, three hundred thirty-one".