313111223002 has 16 divisors (see below), whose sum is σ = 471486287520. Its totient is φ = 155949424848.

The previous prime is 313111222973. The next prime is 313111223003. The reversal of 313111223002 is 200322111313.

It is not an unprimeable number, because it can be changed into a prime (313111223003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2092149 + ... + 2236807.

It is an arithmetic number, because the mean of its divisors is an integer number (29467892970).

Almost surely, 2^313111223002 is an apocalyptic number.

313111223002 is a deficient number, since it is larger than the sum of its proper divisors (158375064518).

313111223002 is a wasteful number, since it uses less digits than its factorization.

313111223002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148845.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 313111223002 its reverse (200322111313), we get a palindrome (513433334315).

The spelling of 313111223002 in words is "three hundred thirteen billion, one hundred eleven million, two hundred twenty-three thousand, two".