210100200102 has 24 divisors (see below), whose sum is σ = 490233800784. Its totient is φ = 64646215344.

The previous prime is 210100200067. The next prime is 210100200103. The reversal of 210100200102 is 201002001012.

210100200102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210100200103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 448931818 + ... + 448932285.

It is an arithmetic number, because the mean of its divisors is an integer number (20426408366).

Almost surely, 2^210100200102 is an apocalyptic number.

210100200102 is an abundant number, since it is smaller than the sum of its proper divisors (280133600682).

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

210100200102 is a wasteful number, since it uses less digits than its factorization.

210100200102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897864124 (or 897864121 counting only the distinct ones).

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

Adding to 210100200102 its reverse (201002001012), we get a palindrome (411102201114).

The spelling of 210100200102 in words is "two hundred ten billion, one hundred million, two hundred thousand, one hundred two".