2100222202100 has 72 divisors (see below), whose sum is σ = 4985346834048. Its totient is φ = 761636044800.

The previous prime is 2100222202097. The next prime is 2100222202153. The reversal of 2100222202100 is 12022220012.

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, 2197517 + ... + 3004916.

Almost surely, 2^{2100222202100} is an apocalyptic number.

2100222202100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2100222202100 is an abundant number, since it is smaller than the sum of its proper divisors (2885124631948).

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

2100222202100 is a wasteful number, since it uses less digits than its factorization.

2100222202100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5202825 (or 5202818 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2100222202100 its reverse (12022220012), we get a palindrome (2112244422112).

The spelling of 2100222202100 in words is "two trillion, one hundred billion, two hundred twenty-two million, two hundred two thousand, one hundred".