210002002001100 has 54 divisors (see below), whose sum is σ = 658239608497380. Its totient is φ = 56000533866720.

The previous prime is 210002002001089. The next prime is 210002002001117. The reversal of 210002002001100 is 1100200200012.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 116667777990 + ... + 116667779789.

Almost surely, 2^{210002002001100} is an apocalyptic number.

210002002001100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210002002001100 is an abundant number, since it is smaller than the sum of its proper divisors (448237606496280).

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

210002002001100 is a wasteful number, since it uses less digits than its factorization.

210002002001100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233335557799 (or 233335557789 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 210002002001100 its reverse (1100200200012), we get a palindrome (211102202201112).

The spelling of 210002002001100 in words is "two hundred ten trillion, two billion, two million, one thousand, one hundred".