22202255220222 has 64 divisors (see below), whose sum is σ = 55380889110528. Its totient is φ = 5764796460000.

The previous prime is 22202255220217. The next prime is 22202255220283.

22202255220222 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 22202255220222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7110904 + ... + 9745227.

It is an arithmetic number, because the mean of its divisors is an integer number (865326392352).

Almost surely, 2^{22202255220222} is an apocalyptic number.

22202255220222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22202255220222 is an abundant number, since it is smaller than the sum of its proper divisors (33178633890306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22202255220222 is a wasteful number, since it uses less digits than its factorization.

22202255220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16859005.

The product of its (nonzero) digits is 25600, while the sum is 30.

It can be divided in two parts, 2220225 and 5220222, that added together give a palindrome (7440447).

The spelling of 22202255220222 in words is "twenty-two trillion, two hundred two billion, two hundred fifty-five million, two hundred twenty thousand, two hundred twenty-two".