2101100211200 has 66 divisors (see below), whose sum is σ = 5208184286196. Its totient is φ = 840440074240.

The previous prime is 2101100211169. The next prime is 2101100211251. The reversal of 2101100211200 is 21120011012.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41011514 + ... + 41062713.

Almost surely, 2^{2101100211200} is an apocalyptic number.

2101100211200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2101100211200 is an abundant number, since it is smaller than the sum of its proper divisors (3107084074996).

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

2101100211200 is an equidigital number, since it uses as much as digits as its factorization.

2101100211200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82074257 (or 82074234 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2101100211200 its reverse (21120011012), we get a palindrome (2122220222212).

The spelling of 2101100211200 in words is "two trillion, one hundred one billion, one hundred million, two hundred eleven thousand, two hundred".