313111223030343 has 16 divisors (see below), whose sum is σ = 445219513079040. Its totient is φ = 195048548578176.

The previous prime is 313111223030303. The next prime is 313111223030363. The reversal of 313111223030343 is 343030322111313.

It is a happy number.

It is not a de Polignac number, because 313111223030343 - 2⁶ = 313111223030279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 313111223030343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313111223030303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22084294155 + ... + 22084308332.

It is an arithmetic number, because the mean of its divisors is an integer number (27826219567440).

Almost surely, 2^{313111223030343} is an apocalyptic number.

313111223030343 is a deficient number, since it is larger than the sum of its proper divisors (132108290048697).

313111223030343 is a wasteful number, since it uses less digits than its factorization.

313111223030343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44168602646.

The product of its (nonzero) digits is 11664, while the sum is 30.

Adding to 313111223030343 its reverse (343030322111313), we get a palindrome (656141545141656).

The spelling of 313111223030343 in words is "three hundred thirteen trillion, one hundred eleven billion, two hundred twenty-three million, thirty thousand, three hundred forty-three".