22644102271 has 16 divisors (see below), whose sum is σ = 25942483008. Its totient is φ = 19361664000.

The previous prime is 22644102269. The next prime is 22644102281. The reversal of 22644102271 is 17220144622.

It is not a de Polignac number, because 22644102271 - 2¹ = 22644102269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22644102281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6735631 + ... + 6738991.

It is an arithmetic number, because the mean of its divisors is an integer number (1621405188).

Almost surely, 2^22644102271 is an apocalyptic number.

22644102271 is a deficient number, since it is larger than the sum of its proper divisors (3298380737).

22644102271 is a wasteful number, since it uses less digits than its factorization.

22644102271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5442.

The product of its (nonzero) digits is 10752, while the sum is 31.

Adding to 22644102271 its reverse (17220144622), we get a palindrome (39864246893).

The spelling of 22644102271 in words is "twenty-two billion, six hundred forty-four million, one hundred two thousand, two hundred seventy-one".