22144202210441 has 8 divisors (see below), whose sum is σ = 22176750131400. Its totient is φ = 22111657994880.

The previous prime is 22144202210371. The next prime is 22144202210467. The reversal of 22144202210441 is 14401220244122.

It can be written as a sum of positive squares in 4 ways, for example, as 3764298432400 + 18379903778041 = 1940180^2 + 4287179^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22144202210441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22144202210041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11150405 + ... + 12985373.

It is an arithmetic number, because the mean of its divisors is an integer number (2772093766425).

Almost surely, 2^{22144202210441} is an apocalyptic number.

It is an amenable number.

22144202210441 is a deficient number, since it is larger than the sum of its proper divisors (32547920959).

22144202210441 is a wasteful number, since it uses less digits than its factorization.

22144202210441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852699.

The product of its (nonzero) digits is 8192, while the sum is 29.

Adding to 22144202210441 its reverse (14401220244122), we get a palindrome (36545422454563).

The spelling of 22144202210441 in words is "twenty-two trillion, one hundred forty-four billion, two hundred two million, two hundred ten thousand, four hundred forty-one".