312022320023 has 6 divisors (see below), whose sum is σ = 331456236456. Its totient is φ = 293668065632.

The previous prime is 312022320013. The next prime is 312022320031. The reversal of 312022320023 is 320023220213.

It is a de Polignac number, because none of the positive numbers 2^k-312022320023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 312022319977 and 312022320004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312022320013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 539830715 + ... + 539831292.

It is an arithmetic number, because the mean of its divisors is an integer number (55242706076).

Almost surely, 2^312022320023 is an apocalyptic number.

312022320023 is a deficient number, since it is larger than the sum of its proper divisors (19433916433).

312022320023 is a wasteful number, since it uses less digits than its factorization.

312022320023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079662041 (or 1079662024 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 312022320023 its reverse (320023220213), we get a palindrome (632045540236).

The spelling of 312022320023 in words is "three hundred twelve billion, twenty-two million, three hundred twenty thousand, twenty-three".