2113322320 has 40 divisors (see below), whose sum is σ = 4931012520. Its totient is φ = 842311680.

The previous prime is 2113322287. The next prime is 2113322339. The reversal of 2113322320 is 232233112.

It can be written as a sum of positive squares in 4 ways, for example, as 10916416 + 2102405904 = 3304^2 + 45852^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×2113322320² = 8932262456420364800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24525 + ... + 69484.

It is an arithmetic number, because the mean of its divisors is an integer number (123275313).

Almost surely, 2^2113322320 is an apocalyptic number.

2113322320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113322320 is an abundant number, since it is smaller than the sum of its proper divisors (2817690200).

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

2113322320 is a wasteful number, since it uses less digits than its factorization.

2113322320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94303 (or 94297 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2113322320 is about 45970.8855690207. The cubic root of 2113322320 is about 1283.2814404534.

Adding to 2113322320 its reverse (232233112), we get a palindrome (2345555432).

The spelling of 2113322320 in words is "two billion, one hundred thirteen million, three hundred twenty-two thousand, three hundred twenty".