311223003013313 has 16 divisors (see below), whose sum is σ = 312326900445312. Its totient is φ = 310121425152000.

The previous prime is 311223003013309. The next prime is 311223003013333. The reversal of 311223003013313 is 313310300322113.

It is a cyclic number.

It is not a de Polignac number, because 311223003013313 - 2² = 311223003013309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (311223003013303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1023564095 + ... + 1023868107.

It is an arithmetic number, because the mean of its divisors is an integer number (19520431277832).

Almost surely, 2^{311223003013313} is an apocalyptic number.

It is an amenable number.

311223003013313 is a deficient number, since it is larger than the sum of its proper divisors (1103897431999).

311223003013313 is a wasteful number, since it uses less digits than its factorization.

311223003013313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307816.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 311223003013313 its reverse (313310300322113), we get a palindrome (624533303335426).

The spelling of 311223003013313 in words is "three hundred eleven trillion, two hundred twenty-three billion, three million, thirteen thousand, three hundred thirteen".