312203031411323 has 32 divisors (see below), whose sum is σ = 345915457977600. Its totient is φ = 279937315123200.

The previous prime is 312203031411319. The next prime is 312203031411371. The reversal of 312203031411323 is 323114130302213.

It is a cyclic number.

It is not a de Polignac number, because 312203031411323 - 2² = 312203031411319 is a prime.

It is a super-2 number, since 2×312203031411323² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312203031411923) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 810116063 + ... + 810501351.

It is an arithmetic number, because the mean of its divisors is an integer number (10809858061800).

Almost surely, 2^{312203031411323} is an apocalyptic number.

312203031411323 is a deficient number, since it is larger than the sum of its proper divisors (33712426566277).

312203031411323 is a wasteful number, since it uses less digits than its factorization.

312203031411323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391943.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 312203031411323 its reverse (323114130302213), we get a palindrome (635317161713536).

The spelling of 312203031411323 in words is "three hundred twelve trillion, two hundred three billion, thirty-one million, four hundred eleven thousand, three hundred twenty-three".