2113321304 has 32 divisors (see below), whose sum is σ = 4074779520. Its totient is φ = 1026786816.

The previous prime is 2113321283. The next prime is 2113321307. The reversal of 2113321304 is 4031233112.

It is a super-2 number, since 2×2113321304² = 8932253867880520832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113321307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251312 + ... + 259584.

It is an arithmetic number, because the mean of its divisors is an integer number (127336860).

Almost surely, 2^2113321304 is an apocalyptic number.

It is an amenable number.

2113321304 is a deficient number, since it is larger than the sum of its proper divisors (1961458216).

2113321304 is a wasteful number, since it uses less digits than its factorization.

2113321304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9179 (or 9175 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2113321304 is about 45970.8745185471. The cubic root of 2113321304 is about 1283.2812348034.

Adding to 2113321304 its reverse (4031233112), we get a palindrome (6144554416).

The spelling of 2113321304 in words is "two billion, one hundred thirteen million, three hundred twenty-one thousand, three hundred four".