22224400442222 has 16 divisors (see below), whose sum is σ = 36983593958400. Its totient is φ = 9930779858040.

The previous prime is 22224400442197. The next prime is 22224400442267.

22224400442222 is nontrivially palindromic in base 10.

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 7 ways as a sum of consecutive naturals, for example, 8561015822 + ... + 8561018417.

It is an arithmetic number, because the mean of its divisors is an integer number (2311474622400).

Almost surely, 2^{22224400442222} is an apocalyptic number.

22224400442222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22224400442222 is a deficient number, since it is larger than the sum of its proper divisors (14759193516178).

22224400442222 is a wasteful number, since it uses less digits than its factorization.

22224400442222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17122034311.

The product of its (nonzero) digits is 65536, while the sum is 32.

It can be divided in two parts, 22224400 and 442222, that added together give a palindrome (22666622).

The spelling of 22224400442222 in words is "twenty-two trillion, two hundred twenty-four billion, four hundred million, four hundred forty-two thousand, two hundred twenty-two".