2122022200 has 48 divisors (see below), whose sum is σ = 4938333480. Its totient is φ = 848012160.

The previous prime is 2122022153. The next prime is 2122022213. The reversal of 2122022200 is 22202212.

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, 238227 + ... + 246973.

Almost surely, 2^2122022200 is an apocalyptic number.

2122022200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122022200 is an abundant number, since it is smaller than the sum of its proper divisors (2816311280).

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

2122022200 is a wasteful number, since it uses less digits than its factorization.

2122022200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9976 (or 9967 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 2122022200 is about 46065.4121874536. The cubic root of 2122022200 is about 1285.0399842212.

Adding to 2122022200 its reverse (22202212), we get a palindrome (2144224412).

The spelling of 2122022200 in words is "two billion, one hundred twenty-two million, twenty-two thousand, two hundred".