313120020002 has 32 divisors (see below), whose sum is σ = 505950831360. Its totient is φ = 144794522880.

The previous prime is 313120019987. The next prime is 313120020013. The reversal of 313120020002 is 200020021313.

It is a happy number.

It is an unprimeable number.

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, 2082233 + ... + 2227539.

It is an arithmetic number, because the mean of its divisors is an integer number (15810963480).

Almost surely, 2^313120020002 is an apocalyptic number.

313120020002 is a deficient number, since it is larger than the sum of its proper divisors (192830811358).

313120020002 is a wasteful number, since it uses less digits than its factorization.

313120020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146426.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 313120020002 its reverse (200020021313), we get a palindrome (513140041315).

The spelling of 313120020002 in words is "three hundred thirteen billion, one hundred twenty million, twenty thousand, two".