22022022200212 has 12 divisors (see below), whose sum is σ = 38540021454900. Its totient is φ = 11010587498816.

The previous prime is 22022022200177. The next prime is 22022022200219. The reversal of 22022022200212 is 21200222022022.

It can be written as a sum of positive squares in 2 ways, for example, as 3930916883716 + 18091105316496 = 1982654^2 + 4253364^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22022022200212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022022200219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105783337 + ... + 105991312.

It is an arithmetic number, because the mean of its divisors is an integer number (3211668454575).

Almost surely, 2^{22022022200212} is an apocalyptic number.

It is an amenable number.

22022022200212 is a deficient number, since it is larger than the sum of its proper divisors (16517999254688).

22022022200212 is a wasteful number, since it uses less digits than its factorization.

22022022200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211800650 (or 211800648 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 22022022200212 its reverse (21200222022022), we get a palindrome (43222244222234).

The spelling of 22022022200212 in words is "twenty-two trillion, twenty-two billion, twenty-two million, two hundred thousand, two hundred twelve".