22244522544222 has 64 divisors (see below), whose sum is σ = 51453130549248. Its totient is φ = 6347014416000.

The previous prime is 22244522544221. The next prime is 22244522544281.

22244522544222 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22244522544221) 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, 146845929 + ... + 146997332.

It is an arithmetic number, because the mean of its divisors is an integer number (803955164832).

Almost surely, 2^{22244522544222} is an apocalyptic number.

22244522544222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22244522544222 is an abundant number, since it is smaller than the sum of its proper divisors (29208608005026).

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

22244522544222 is a wasteful number, since it uses less digits than its factorization.

22244522544222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293843345.

The product of its digits is 1638400, while the sum is 42.

It can be divided in two parts, 2224452 and 2544222, that added together give a palindrome (4768674).

The spelling of 22244522544222 in words is "twenty-two trillion, two hundred forty-four billion, five hundred twenty-two million, five hundred forty-four thousand, two hundred twenty-two".