20222102222 has 16 divisors (see below), whose sum is σ = 34713772512. Its totient is φ = 8654787360.

The previous prime is 20222102203. The next prime is 20222102231. The reversal of 20222102222 is 22220122202.

It is a self number, because there is not a number n which added to its sum of digits gives 20222102222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 975029 + ... + 995552.

It is an arithmetic number, because the mean of its divisors is an integer number (2169610782).

Almost surely, 2^20222102222 is an apocalyptic number.

20222102222 is a deficient number, since it is larger than the sum of its proper divisors (14491670290).

20222102222 is a wasteful number, since it uses less digits than its factorization.

20222102222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1971323.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20222102222 its reverse (22220122202), we get a palindrome (42442224424).

The spelling of 20222102222 in words is "twenty billion, two hundred twenty-two million, one hundred two thousand, two hundred twenty-two".