22021002202222 has 32 divisors (see below), whose sum is σ = 34056743086080. Its totient is φ = 10674163825920.

The previous prime is 22021002202187. The next prime is 22021002202247. The reversal of 22021002202222 is 22220220012022.

It is a self number, because there is not a number n which added to its sum of digits gives 22021002202222.

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, 11861523 + ... + 13591825.

It is an arithmetic number, because the mean of its divisors is an integer number (1064273221440).

Almost surely, 2^{22021002202222} is an apocalyptic number.

22021002202222 is a deficient number, since it is larger than the sum of its proper divisors (12035740883858).

22021002202222 is a wasteful number, since it uses less digits than its factorization.

22021002202222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1731868.

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

Adding to 22021002202222 its reverse (22220220012022), we get a palindrome (44241222214244).

The spelling of 22021002202222 in words is "twenty-two trillion, twenty-one billion, two million, two hundred two thousand, two hundred twenty-two".