2102220202200 has 96 divisors (see below), whose sum is σ = 6741602773200. Its totient is φ = 541261288960.

The previous prime is 2102220202193. The next prime is 2102220202231. The reversal of 2102220202200 is 22020222012.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2102220202200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60391227 + ... + 60426026.

Almost surely, 2^{2102220202200} is an apocalyptic number.

2102220202200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102220202200 is an abundant number, since it is smaller than the sum of its proper divisors (4639382571000).

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

2102220202200 is a wasteful number, since it uses less digits than its factorization.

2102220202200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120817301 (or 120817292 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 2102220202200 its reverse (22020222012), we get a palindrome (2124240424212).

The spelling of 2102220202200 in words is "two trillion, one hundred two billion, two hundred twenty million, two hundred two thousand, two hundred".