22222200020222 has 64 divisors (see below), whose sum is σ = 35472178022400. Its totient is φ = 10422367200000.

The previous prime is 22222200020219. The next prime is 22222200020227. The reversal of 22222200020222 is 22202000222222.

It is a junction number, because it is equal to n+sod(n) for n = 22222200020194 and 22222200020203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222200020227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1450622279 + ... + 1450637597.

It is an arithmetic number, because the mean of its divisors is an integer number (554252781600).

Almost surely, 2^{22222200020222} is an apocalyptic number.

22222200020222 is a deficient number, since it is larger than the sum of its proper divisors (13249978002178).

22222200020222 is a wasteful number, since it uses less digits than its factorization.

22222200020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17913.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 22222200020222 its reverse (22202000222222), we get a palindrome (44424200242444).

It can be divided in two parts, 222222000 and 20222, that added together give a palindrome (222242222).

The spelling of 22222200020222 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred million, twenty thousand, two hundred twenty-two".