312323321119 has 4 divisors (see below), whose sum is σ = 316276780960. Its totient is φ = 308369861280.

The previous prime is 312323321087. The next prime is 312323321129. The reversal of 312323321119 is 911123323213.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 911123323213 = 23 ⋅39614057531.

It is a cyclic number.

It is not a de Polignac number, because 312323321119 - 2⁵ = 312323321087 is a prime.

It is a super-2 number, since 2×312323321119² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312323321129) 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, 1976729802 + ... + 1976729959.

It is an arithmetic number, because the mean of its divisors is an integer number (79069195240).

Almost surely, 2^312323321119 is an apocalyptic number.

312323321119 is a deficient number, since it is larger than the sum of its proper divisors (3953459841).

312323321119 is an equidigital number, since it uses as much as digits as its factorization.

312323321119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3953459840.

The product of its digits is 5832, while the sum is 31.

The spelling of 312323321119 in words is "three hundred twelve billion, three hundred twenty-three million, three hundred twenty-one thousand, one hundred nineteen".