200021222102 has 32 divisors (see below), whose sum is σ = 337200228288. Its totient is φ = 88293021696.

The previous prime is 200021222099. The next prime is 200021222183. The reversal of 200021222102 is 201222120002.

It is a super-2 number, since 2×200021222102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6942158 + ... + 6970910.

It is an arithmetic number, because the mean of its divisors is an integer number (10537507134).

Almost surely, 2^200021222102 is an apocalyptic number.

200021222102 is a deficient number, since it is larger than the sum of its proper divisors (137179006186).

200021222102 is a wasteful number, since it uses less digits than its factorization.

200021222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40424.

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

Adding to 200021222102 its reverse (201222120002), we get a palindrome (401243342104).

The spelling of 200021222102 in words is "two hundred billion, twenty-one million, two hundred twenty-two thousand, one hundred two".