312023212302 has 32 divisors (see below), whose sum is σ = 666817034400. Its totient is φ = 96991561728.

The previous prime is 312023212271. The next prime is 312023212307. The reversal of 312023212302 is 203212320213.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312023212307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14021227 + ... + 14043462.

It is an arithmetic number, because the mean of its divisors is an integer number (20838032325).

Almost surely, 2^312023212302 is an apocalyptic number.

312023212302 is an abundant number, since it is smaller than the sum of its proper divisors (354793822098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312023212302 is a wasteful number, since it uses less digits than its factorization.

312023212302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28064820.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 312023212302 its reverse (203212320213), we get a palindrome (515235532515).

The spelling of 312023212302 in words is "three hundred twelve billion, twenty-three million, two hundred twelve thousand, three hundred two".