2312232220331 has 8 divisors (see below), whose sum is σ = 2655194894400. Its totient is φ = 1991396170440.

The previous prime is 2312232220279. The next prime is 2312232220343. The reversal of 2312232220331 is 1330222322132.

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

It is not a de Polignac number, because 2312232220331 - 2³⁰ = 2311158478507 is a prime.

It is a super-2 number, since 2×2312232220331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2312232220331.

It is not an unprimeable number, because it can be changed into a prime (2312232220031) 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, 5531655821 + ... + 5531656238.

It is an arithmetic number, because the mean of its divisors is an integer number (331899361800).

Almost surely, 2^{2312232220331} is an apocalyptic number.

2312232220331 is a deficient number, since it is larger than the sum of its proper divisors (342962674069).

2312232220331 is a wasteful number, since it uses less digits than its factorization.

2312232220331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11063312089.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 2312232220331 its reverse (1330222322132), we get a palindrome (3642454542463).

The spelling of 2312232220331 in words is "two trillion, three hundred twelve billion, two hundred thirty-two million, two hundred twenty thousand, three hundred thirty-one".