200001000222 has 12 divisors (see below), whose sum is σ = 433335500520. Its totient is φ = 66667000068.

The previous prime is 200001000187. The next prime is 200001000233. The reversal of 200001000222 is 222000100002.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

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, 5555583322 + ... + 5555583357.

It is an arithmetic number, because the mean of its divisors is an integer number (36111291710).

Almost surely, 2^200001000222 is an apocalyptic number.

200001000222 is an abundant number, since it is smaller than the sum of its proper divisors (233334500298).

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

200001000222 is a wasteful number, since it uses less digits than its factorization.

200001000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11111166687 (or 11111166684 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 200001000222 its reverse (222000100002), we get a palindrome (422001100224).

The spelling of 200001000222 in words is "two hundred billion, one million, two hundred twenty-two", and thus it is an aban number.