22444243022143 has 16 divisors (see below), whose sum is σ = 22746091769856. Its totient is φ = 22144585256640.

The previous prime is 22444243022111. The next prime is 22444243022147. The reversal of 22444243022143 is 34122034244422.

It is a cyclic number.

It is not a de Polignac number, because 22444243022143 - 2⁵ = 22444243022111 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 (22444243022147) 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, 23530680 + ... + 24465922.

It is an arithmetic number, because the mean of its divisors is an integer number (1421630735616).

Almost surely, 2^{22444243022143} is an apocalyptic number.

22444243022143 is a deficient number, since it is larger than the sum of its proper divisors (301848747713).

22444243022143 is a wasteful number, since it uses less digits than its factorization.

22444243022143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936414.

The product of its (nonzero) digits is 294912, while the sum is 37.

Adding to 22444243022143 its reverse (34122034244422), we get a palindrome (56566277266565).

The spelling of 22444243022143 in words is "twenty-two trillion, four hundred forty-four billion, two hundred forty-three million, twenty-two thousand, one hundred forty-three".