22144013441 has 16 divisors (see below), whose sum is σ = 24289175808. Its totient is φ = 20021005200.

The previous prime is 22144013431. The next prime is 22144013443. The reversal of 22144013441 is 14431044122.

It is a cyclic number.

It is not a de Polignac number, because 22144013441 - 2¹⁸ = 22143751297 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22144013441.

It is not an unprimeable number, because it can be changed into a prime (22144013443) 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, 4423646 + ... + 4428648.

It is an arithmetic number, because the mean of its divisors is an integer number (1518073488).

Almost surely, 2^22144013441 is an apocalyptic number.

It is an amenable number.

22144013441 is a deficient number, since it is larger than the sum of its proper divisors (2145162367).

22144013441 is a wasteful number, since it uses less digits than its factorization.

22144013441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7132.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 22144013441 its reverse (14431044122), we get a palindrome (36575057563).

The spelling of 22144013441 in words is "twenty-two billion, one hundred forty-four million, thirteen thousand, four hundred forty-one".