22440040442222 has 16 divisors (see below), whose sum is σ = 36261054028080. Its totient is φ = 10353582334272.

The previous prime is 22440040442213. The next prime is 22440040442291. The reversal of 22440040442222 is 22224404004422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139893647 + ... + 140053962.

It is an arithmetic number, because the mean of its divisors is an integer number (2266315876755).

Almost surely, 2^{22440040442222} is an apocalyptic number.

22440040442222 is a deficient number, since it is larger than the sum of its proper divisors (13821013585858).

22440040442222 is a wasteful number, since it uses less digits than its factorization.

22440040442222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279950707.

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

Adding to 22440040442222 its reverse (22224404004422), we get a palindrome (44664444446644).

The spelling of 22440040442222 in words is "twenty-two trillion, four hundred forty billion, forty million, four hundred forty-two thousand, two hundred twenty-two".