311120033002013 has 4 divisors (see below), whose sum is σ = 315502005297888. Its totient is φ = 306738060706140.

The previous prime is 311120033001949. The next prime is 311120033002061. The reversal of 311120033002013 is 310200330021113.

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 311120033002013 - 2⁶ = 311120033001949 is a prime.

It is a super-3 number, since 3×311120033002013³ (a number of 44 digits) contains 333 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 (311120033002213) 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, 2190986147831 + ... + 2190986147972.

It is an arithmetic number, because the mean of its divisors is an integer number (78875501324472).

Almost surely, 2^{311120033002013} is an apocalyptic number.

It is an amenable number.

311120033002013 is a deficient number, since it is larger than the sum of its proper divisors (4381972295875).

311120033002013 is an equidigital number, since it uses as much as digits as its factorization.

311120033002013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4381972295874.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 311120033002013 its reverse (310200330021113), we get a palindrome (621320363023126).

The spelling of 311120033002013 in words is "three hundred eleven trillion, one hundred twenty billion, thirty-three million, two thousand, thirteen".