22143442031101 has 2 divisors, whose sum is σ = 22143442031102. Its totient is φ = 22143442031100.

The previous prime is 22143442031093. The next prime is 22143442031153. The reversal of 22143442031101 is 10113024434122.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14971490228601 + 7171951802500 = 3869301^2 + 2678050^2 .

It is a cyclic number.

It is not a de Polignac number, because 22143442031101 - 2³ = 22143442031093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22143442031101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22143442031201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11071721015550 + 11071721015551.

It is an arithmetic number, because the mean of its divisors is an integer number (11071721015551).

Almost surely, 2^{22143442031101} is an apocalyptic number.

It is an amenable number.

22143442031101 is a deficient number, since it is larger than the sum of its proper divisors (1).

22143442031101 is an equidigital number, since it uses as much as digits as its factorization.

22143442031101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 22143442031101 its reverse (10113024434122), we get a palindrome (32256466465223).

The spelling of 22143442031101 in words is "twenty-two trillion, one hundred forty-three billion, four hundred forty-two million, thirty-one thousand, one hundred one".