2333222313231 has 4 divisors (see below), whose sum is σ = 3110963084312. Its totient is φ = 1555481542152.

The previous prime is 2333222313217. The next prime is 2333222313263. The reversal of 2333222313231 is 1323132223332.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2333222313231 - 2³⁵ = 2298862574863 is a prime.

It is a super-2 number, since 2×2333222313231² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2333222313431) 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, 388870385536 + ... + 388870385541.

It is an arithmetic number, because the mean of its divisors is an integer number (777740771078).

Almost surely, 2^{2333222313231} is an apocalyptic number.

2333222313231 is a deficient number, since it is larger than the sum of its proper divisors (777740771081).

2333222313231 is an equidigital number, since it uses as much as digits as its factorization.

2333222313231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777740771080.

The product of its digits is 23328, while the sum is 30.

Adding to 2333222313231 its reverse (1323132223332), we get a palindrome (3656354536563).

The spelling of 2333222313231 in words is "two trillion, three hundred thirty-three billion, two hundred twenty-two million, three hundred thirteen thousand, two hundred thirty-one".