202122211222 has 8 divisors (see below), whose sum is σ = 307336513176. Its totient is φ = 99676706832.

The previous prime is 202122211171. The next prime is 202122211243. The reversal of 202122211222 is 222112221202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 202122211222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 692199208 + ... + 692199499.

It is an arithmetic number, because the mean of its divisors is an integer number (38417064147).

Almost surely, 2^202122211222 is an apocalyptic number.

202122211222 is a deficient number, since it is larger than the sum of its proper divisors (105214301954).

202122211222 is a wasteful number, since it uses less digits than its factorization.

202122211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384398782.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 202122211222 its reverse (222112221202), we get a palindrome (424234432424).

The spelling of 202122211222 in words is "two hundred two billion, one hundred twenty-two million, two hundred eleven thousand, two hundred twenty-two".