210342100 has 36 divisors (see below), whose sum is σ = 457095744. Its totient is φ = 84016480.

The previous prime is 210342047. The next prime is 210342101. The reversal of 210342100 is 1243012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210342101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109347 + ... + 111253.

It is an arithmetic number, because the mean of its divisors is an integer number (12697104).

Almost surely, 2^210342100 is an apocalyptic number.

210342100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210342100 is an abundant number, since it is smaller than the sum of its proper divisors (246753644).

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

210342100 is a wasteful number, since it uses less digits than its factorization.

210342100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3024 (or 3017 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 210342100 is about 14503.1755143486. The cubic root of 210342100 is about 594.7147845654.

Adding to 210342100 its reverse (1243012), we get a palindrome (211585112).

The spelling of 210342100 in words is "two hundred ten million, three hundred forty-two thousand, one hundred".