312220312323 has 8 divisors (see below), whose sum is σ = 438203947200. Its totient is φ = 197191776168.

The previous prime is 312220312309. The next prime is 312220312331. The reversal of 312220312323 is 323213022213.

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

It is not a de Polignac number, because 312220312323 - 2¹⁶ = 312220246787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 312220312293 and 312220312302.

It is not an unprimeable number, because it can be changed into a prime (312220312363) 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, 2738774613 + ... + 2738774726.

It is an arithmetic number, because the mean of its divisors is an integer number (54775493400).

Almost surely, 2^312220312323 is an apocalyptic number.

312220312323 is a deficient number, since it is larger than the sum of its proper divisors (125983634877).

312220312323 is a wasteful number, since it uses less digits than its factorization.

312220312323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5477549361.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 312220312323 its reverse (323213022213), we get a palindrome (635433334536).

The spelling of 312220312323 in words is "three hundred twelve billion, two hundred twenty million, three hundred twelve thousand, three hundred twenty-three".