311023141320113 has 4 divisors (see below), whose sum is σ = 311074883655408. Its totient is φ = 310971398984820.

The previous prime is 311023141320107. The next prime is 311023141320161.

311023141320113 is nontrivially palindromic in base 10.

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 311023141320113 - 2⁶ = 311023141320049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (311023141320163) 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, 25871158631 + ... + 25871170652.

It is an arithmetic number, because the mean of its divisors is an integer number (77768720913852).

Almost surely, 2^{311023141320113} is an apocalyptic number.

It is an amenable number.

311023141320113 is a deficient number, since it is larger than the sum of its proper divisors (51742335295).

311023141320113 is an equidigital number, since it uses as much as digits as its factorization.

311023141320113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51742335294.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 311023141320113 in words is "three hundred eleven trillion, twenty-three billion, one hundred forty-one million, three hundred twenty thousand, one hundred thirteen".