22144251103 has 16 divisors (see below), whose sum is σ = 24099644800. Its totient is φ = 20225376000.

The previous prime is 22144251091. The next prime is 22144251139. The reversal of 22144251103 is 30115244122.

It is a cyclic number.

It is not a de Polignac number, because 22144251103 - 2²¹ = 22142153951 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 (22144254103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1053763 + ... + 1074571.

It is an arithmetic number, because the mean of its divisors is an integer number (1506227800).

Almost surely, 2^22144251103 is an apocalyptic number.

22144251103 is a deficient number, since it is larger than the sum of its proper divisors (1955393697).

22144251103 is a wasteful number, since it uses less digits than its factorization.

22144251103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21682.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 22144251103 its reverse (30115244122), we get a palindrome (52259495225).

The spelling of 22144251103 in words is "twenty-two billion, one hundred forty-four million, two hundred fifty-one thousand, one hundred three".