210204100 has 36 divisors (see below), whose sum is σ = 457026304. Its totient is φ = 83918880.

The previous prime is 210204097. The next prime is 210204119. The reversal of 210204100 is 1402012.

210204100 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 (10).

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, 58969 + ... + 62431.

Almost surely, 2^210204100 is an apocalyptic number.

210204100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210204100 is an abundant number, since it is smaller than the sum of its proper divisors (246822204).

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

210204100 is a wasteful number, since it uses less digits than its factorization.

210204100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4084 (or 4077 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 210204100 is about 14498.4171549863. The cubic root of 210204100 is about 594.5846971270.

Adding to 210204100 its reverse (1402012), we get a palindrome (211606112).

The spelling of 210204100 in words is "two hundred ten million, two hundred four thousand, one hundred".