200210120100 has 54 divisors (see below), whose sum is σ = 627547501490. Its totient is φ = 53389365120.

The previous prime is 200210120093. The next prime is 200210120107. The reversal of 200210120100 is 1021012002.

It is an interprime number because it is at equal distance from previous prime (200210120093) and next prime (200210120107).

It can be written as a sum of positive squares in 3 ways, for example, as 7518970944 + 192691149156 = 86712^2 + 438966^2 .

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

It is not an unprimeable number, because it can be changed into a prime (200210120107) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 111226945 + ... + 111228744.

Almost surely, 2^200210120100 is an apocalyptic number.

200210120100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200210120100 is an abundant number, since it is smaller than the sum of its proper divisors (427337381390).

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

200210120100 is a wasteful number, since it uses less digits than its factorization.

200210120100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222455709 (or 222455699 counting only the distinct ones).

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

Adding to 200210120100 its reverse (1021012002), we get a palindrome (201231132102).

The spelling of 200210120100 in words is "two hundred billion, two hundred ten million, one hundred twenty thousand, one hundred".