2122380400 has 60 divisors (see below), whose sum is σ = 5827457872. Its totient is φ = 727672320.

The previous prime is 2122380383. The next prime is 2122380431. The reversal of 2122380400 is 40832212.

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, 376197 + ... + 381796.

Almost surely, 2^2122380400 is an apocalyptic number.

2122380400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122380400 is an abundant number, since it is smaller than the sum of its proper divisors (3705077472).

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

2122380400 is a wasteful number, since it uses less digits than its factorization.

2122380400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758018 (or 758007 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 2122380400 is about 46069.2999729755. The cubic root of 2122380400 is about 1285.1122856050.

The spelling of 2122380400 in words is "two billion, one hundred twenty-two million, three hundred eighty thousand, four hundred".