22144251102 has 64 divisors (see below), whose sum is σ = 47421158400. Its totient is φ = 6869520896.

The previous prime is 22144251091. The next prime is 22144251139. The reversal of 22144251102 is 20115244122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3352399 + ... + 3358997.

It is an arithmetic number, because the mean of its divisors is an integer number (740955600).

Almost surely, 2^22144251102 is an apocalyptic number.

22144251102 is an abundant number, since it is smaller than the sum of its proper divisors (25276907298).

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

22144251102 is a wasteful number, since it uses less digits than its factorization.

22144251102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6985.

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 22144251102 its reverse (20115244122), we get a palindrome (42259495224).

The spelling of 22144251102 in words is "twenty-two billion, one hundred forty-four million, two hundred fifty-one thousand, one hundred two".