311342222243113 has 4 divisors (see below), whose sum is σ = 311342274131328. Its totient is φ = 311342170354900.

The previous prime is 311342222243069. The next prime is 311342222243119.

311342222243113 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 311342222243113 - 2²¹ = 311342220145961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (311342222243119) 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, 15557713 + ... + 29406238.

It is an arithmetic number, because the mean of its divisors is an integer number (77835568532832).

Almost surely, 2^{311342222243113} is an apocalyptic number.

It is an amenable number.

311342222243113 is a deficient number, since it is larger than the sum of its proper divisors (51888215).

311342222243113 is an equidigital number, since it uses as much as digits as its factorization.

311342222243113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51888214.

The product of its digits is 41472, while the sum is 34.

The spelling of 311342222243113 in words is "three hundred eleven trillion, three hundred forty-two billion, two hundred twenty-two million, two hundred forty-three thousand, one hundred thirteen".