311320332313123 has 8 divisors (see below), whose sum is σ = 355810948439040. Its totient is φ = 266833786921800.

The previous prime is 311320332313099. The next prime is 311320332313129. The reversal of 311320332313123 is 321313233023113.

It is a happy number.

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

It is not a de Polignac number, because 311320332313123 - 2²⁵ = 311320298758691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (311320332313129) 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, 1017519763 + ... + 1017825676.

It is an arithmetic number, because the mean of its divisors is an integer number (44476368554880).

Almost surely, 2^{311320332313123} is an apocalyptic number.

311320332313123 is a deficient number, since it is larger than the sum of its proper divisors (44490616125917).

311320332313123 is a wasteful number, since it uses less digits than its factorization.

311320332313123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035367297.

The product of its (nonzero) digits is 17496, while the sum is 31.

Adding to 311320332313123 its reverse (321313233023113), we get a palindrome (632633565336236).

The spelling of 311320332313123 in words is "three hundred eleven trillion, three hundred twenty billion, three hundred thirty-two million, three hundred thirteen thousand, one hundred twenty-three".