312223332213113 has 4 divisors (see below), whose sum is σ = 316175526291840. Its totient is φ = 308271138134388.

The previous prime is 312223332213103. The next prime is 312223332213131. The reversal of 312223332213113 is 311312233322213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 312223332213113 - 2¹² = 312223332209017 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 312223332213113.

It is not an unprimeable number, because it can be changed into a prime (312223332213103) 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, 1976097039245 + ... + 1976097039402.

It is an arithmetic number, because the mean of its divisors is an integer number (79043881572960).

Almost surely, 2^{312223332213113} is an apocalyptic number.

It is an amenable number.

312223332213113 is a deficient number, since it is larger than the sum of its proper divisors (3952194078727).

312223332213113 is an equidigital number, since it uses as much as digits as its factorization.

312223332213113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3952194078726.

The product of its digits is 23328, while the sum is 32.

Adding to 312223332213113 its reverse (311312233322213), we get a palindrome (623535565535326).

The spelling of 312223332213113 in words is "three hundred twelve trillion, two hundred twenty-three billion, three hundred thirty-two million, two hundred thirteen thousand, one hundred thirteen".