22231152444441 has 32 divisors (see below), whose sum is σ = 31550605083648. Its totient is φ = 13875523706880.

The previous prime is 22231152444383. The next prime is 22231152444443. The reversal of 22231152444441 is 14444425113222.

It is a happy number.

It is not a de Polignac number, because 22231152444441 - 2³⁸ = 21956274537497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22231152444441.

It is not an unprimeable number, because it can be changed into a prime (22231152444443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13757961 + ... + 15288681.

It is an arithmetic number, because the mean of its divisors is an integer number (985956408864).

Almost surely, 2^{22231152444441} is an apocalyptic number.

It is an amenable number.

22231152444441 is a deficient number, since it is larger than the sum of its proper divisors (9319452639207).

22231152444441 is a wasteful number, since it uses less digits than its factorization.

22231152444441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532241.

The product of its digits is 245760, while the sum is 39.

Adding to 22231152444441 its reverse (14444425113222), we get a palindrome (36675577557663).

The spelling of 22231152444441 in words is "twenty-two trillion, two hundred thirty-one billion, one hundred fifty-two million, four hundred forty-four thousand, four hundred forty-one".