313220002 has 32 divisors (see below), whose sum is σ = 505612800. Its totient is φ = 145006848.

The previous prime is 313219969. The next prime is 313220009. The reversal of 313220002 is 200022313.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (313220009) 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, 826249 + ... + 826627.

It is an arithmetic number, because the mean of its divisors is an integer number (15800400).

Almost surely, 2^313220002 is an apocalyptic number.

313220002 is a deficient number, since it is larger than the sum of its proper divisors (192392798).

313220002 is a wasteful number, since it uses less digits than its factorization.

313220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 313220002 is about 17698.0225449060. The cubic root of 313220002 is about 679.1251740310.

Adding to 313220002 its reverse (200022313), we get a palindrome (513242315).

The spelling of 313220002 in words is "three hundred thirteen million, two hundred twenty thousand, two".