210222220200 has 48 divisors (see below), whose sum is σ = 651688884480. Its totient is φ = 56059258560.

The previous prime is 210222220157. The next prime is 210222220217. The reversal of 210222220200 is 2022222012.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 210222220200.

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, 175184584 + ... + 175185783.

It is an arithmetic number, because the mean of its divisors is an integer number (13576851760).

Almost surely, 2^210222220200 is an apocalyptic number.

210222220200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210222220200 is an abundant number, since it is smaller than the sum of its proper divisors (441466664280).

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

210222220200 is a wasteful number, since it uses less digits than its factorization.

210222220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350370386 (or 350370377 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 210222220200 its reverse (2022222012), we get a palindrome (212244442212).

The spelling of 210222220200 in words is "two hundred ten billion, two hundred twenty-two million, two hundred twenty thousand, two hundred".