3113221302 has 24 divisors (see below), whose sum is σ = 6767296536. Its totient is φ = 1034358336.

The previous prime is 3113221289. The next prime is 3113221333. The reversal of 3113221302 is 2031223113.

3113221302 is a `hidden beast` number, since 311 + 32 + 21 + 302 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 276163 + ... + 287214.

It is an arithmetic number, because the mean of its divisors is an integer number (281970689).

Almost surely, 2^3113221302 is an apocalyptic number.

3113221302 is an abundant number, since it is smaller than the sum of its proper divisors (3654075234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3113221302 is a wasteful number, since it uses less digits than its factorization.

3113221302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563692 (or 563689 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3113221302 is about 55796.2480996706. The cubic root of 3113221302 is about 1460.1696966073.

Adding to 3113221302 its reverse (2031223113), we get a palindrome (5144444415).

The spelling of 3113221302 in words is "three billion, one hundred thirteen million, two hundred twenty-one thousand, three hundred two".