210002210100 has 108 divisors (see below), whose sum is σ = 692884541440. Its totient is φ = 53053185600.

The previous prime is 210002210069. The next prime is 210002210107. The reversal of 210002210100 is 1012200012.

210002210100 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 (210002210107) 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 35 ways as a sum of consecutive naturals, for example, 6123316 + ... + 6157515.

Almost surely, 2^210002210100 is an apocalyptic number.

210002210100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210002210100 is an abundant number, since it is smaller than the sum of its proper divisors (482882331340).

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

210002210100 is a wasteful number, since it uses less digits than its factorization.

210002210100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12280870 (or 12280860 counting only the distinct ones).

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

Adding to 210002210100 its reverse (1012200012), we get a palindrome (211014410112).

The spelling of 210002210100 in words is "two hundred ten billion, two million, two hundred ten thousand, one hundred".