310113021002 has 4 divisors (see below), whose sum is σ = 465169531506. Its totient is φ = 155056510500.

The previous prime is 310113020999. The next prime is 310113021011. The reversal of 310113021002 is 200120311013.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200120311013 = 7 ⋅28588615859.

It can be written as a sum of positive squares in only one way, i.e., 310060762561 + 52258441 = 556831^2 + 7229^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77528255249 + ... + 77528255252.

Almost surely, 2^310113021002 is an apocalyptic number.

310113021002 is a deficient number, since it is larger than the sum of its proper divisors (155056510504).

310113021002 is a wasteful number, since it uses less digits than its factorization.

310113021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155056510503.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 310113021002 its reverse (200120311013), we get a palindrome (510233332015).

The spelling of 310113021002 in words is "three hundred ten billion, one hundred thirteen million, twenty-one thousand, two".