210222012200 has 24 divisors (see below), whose sum is σ = 488766178830. Its totient is φ = 84088804800.

The previous prime is 210222012199. The next prime is 210222012229. The reversal of 210222012200 is 2210222012.

It can be written as a sum of positive squares in 3 ways, for example, as 89158376836 + 121063635364 = 298594^2 + 347942^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 525554831 + ... + 525555230.

Almost surely, 2^210222012200 is an apocalyptic number.

210222012200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210222012200 is an abundant number, since it is smaller than the sum of its proper divisors (278544166630).

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

210222012200 is a wasteful number, since it uses less digits than its factorization.

210222012200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051110077 (or 1051110068 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 210222012200 its reverse (2210222012), we get a palindrome (212432234212).

The spelling of 210222012200 in words is "two hundred ten billion, two hundred twenty-two million, twelve thousand, two hundred".