312332224140231 has 4 divisors (see below), whose sum is σ = 416442965520312. Its totient is φ = 208221482760152.

The previous prime is 312332224140227. The next prime is 312332224140241. The reversal of 312332224140231 is 132041422233213.

It is a happy number.

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 312332224140231 - 2² = 312332224140227 is a prime.

It is a super-2 number, since 2×312332224140231² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 312332224140192 and 312332224140201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312332224140241) 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, 52055370690036 + ... + 52055370690041.

It is an arithmetic number, because the mean of its divisors is an integer number (104110741380078).

Almost surely, 2^{312332224140231} is an apocalyptic number.

312332224140231 is a deficient number, since it is larger than the sum of its proper divisors (104110741380081).

312332224140231 is a wasteful number, since it uses less digits than its factorization.

312332224140231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104110741380080.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 312332224140231 its reverse (132041422233213), we get a palindrome (444373646373444).

The spelling of 312332224140231 in words is "three hundred twelve trillion, three hundred thirty-two billion, two hundred twenty-four million, one hundred forty thousand, two hundred thirty-one".