22143240440001 has 12 divisors (see below), whose sum is σ = 32228838504720. Its totient is φ = 14649472046040.

The previous prime is 22143240439937. The next prime is 22143240440003. The reversal of 22143240440001 is 10004404234122.

22143240440001 is a `hidden beast` number, since 2 + 2 + 14 + 3 + 240 + 4 + 400 + 0 + 1 = 666.

It is not a de Polignac number, because 22143240440001 - 2⁶ = 22143240439937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22143240440003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9390686031 + ... + 9390688388.

It is an arithmetic number, because the mean of its divisors is an integer number (2685736542060).

Almost surely, 2^{22143240440001} is an apocalyptic number.

It is an amenable number.

22143240440001 is a deficient number, since it is larger than the sum of its proper divisors (10085598064719).

22143240440001 is a wasteful number, since it uses less digits than its factorization.

22143240440001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18781374556 (or 18781374553 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 22143240440001 its reverse (10004404234122), we get a palindrome (32147644674123).

The spelling of 22143240440001 in words is "twenty-two trillion, one hundred forty-three billion, two hundred forty million, four hundred forty thousand, one".