2022100021200 has 240 divisors, whose sum is σ = 7496520826880. Its totient is φ = 456343580160.

The previous prime is 2022100021181. The next prime is 2022100021237. The reversal of 2022100021200 is 21200012202.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 859984 + ... + 2187183.

Almost surely, 2^{2022100021200} is an apocalyptic number.

2022100021200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2022100021200 is an abundant number, since it is smaller than the sum of its proper divisors (5474420805680).

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

2022100021200 is a wasteful number, since it uses less digits than its factorization.

2022100021200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3047274 (or 3047263 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2022100021200 its reverse (21200012202), we get a palindrome (2043300033402).

The spelling of 2022100021200 in words is "two trillion, twenty-two billion, one hundred million, twenty-one thousand, two hundred".