22244400444222 has 48 divisors (see below), whose sum is σ = 53998692005232. Its totient is φ = 6558545583360.

The previous prime is 22244400444169. The next prime is 22244400444239.

22244400444222 is a `hidden beast` number, since 2 + 2 + 24 + 4 + 400 + 4 + 4 + 4 + 222 = 666.

22244400444222 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×22244400444222² (a number of 27 digits) contains 22 as substring.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1518174523 + ... + 1518189174.

It is an arithmetic number, because the mean of its divisors is an integer number (1124972750109).

Almost surely, 2^{22244400444222} is an apocalyptic number.

22244400444222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22244400444222 is an abundant number, since it is smaller than the sum of its proper divisors (31754291561010).

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

22244400444222 is a wasteful number, since it uses less digits than its factorization.

22244400444222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3036363753 (or 3036363750 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

It can be divided in two parts, 22244400 and 444222, that added together give a palindrome (22688622).

The spelling of 22244400444222 in words is "twenty-two trillion, two hundred forty-four billion, four hundred million, four hundred forty-four thousand, two hundred twenty-two".