2100200101100 has 36 divisors (see below), whose sum is σ = 4567815714000. Its totient is φ = 838166400960.

The previous prime is 2100200101061. The next prime is 2100200101121. The reversal of 2100200101100 is 11010020012.

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, 23876375 + ... + 23964174.

Almost surely, 2^{2100200101100} is an apocalyptic number.

2100200101100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2100200101100 is an abundant number, since it is smaller than the sum of its proper divisors (2467615612900).

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

2100200101100 is a wasteful number, since it uses less digits than its factorization.

2100200101100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47841002 (or 47840995 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 2100200101100 its reverse (11010020012), we get a palindrome (2111210121112).

The spelling of 2100200101100 in words is "two trillion, one hundred billion, two hundred million, one hundred one thousand, one hundred".