210204220830 has 16 divisors (see below), whose sum is σ = 504490130064. Its totient is φ = 56054458880.

The previous prime is 210204220711. The next prime is 210204220841. The reversal of 210204220830 is 38022402012.

It is a self number, because there is not a number n which added to its sum of digits gives 210204220830.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3503403651 + ... + 3503403710.

It is an arithmetic number, because the mean of its divisors is an integer number (31530633129).

Almost surely, 2^210204220830 is an apocalyptic number.

210204220830 is an abundant number, since it is smaller than the sum of its proper divisors (294285909234).

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

210204220830 is a wasteful number, since it uses less digits than its factorization.

210204220830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7006807371.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 210204220830 its reverse (38022402012), we get a palindrome (248226622842).

The spelling of 210204220830 in words is "two hundred ten billion, two hundred four million, two hundred twenty thousand, eight hundred thirty".