22253454124243 has 2 divisors, whose sum is σ = 22253454124244. Its totient is φ = 22253454124242.

The previous prime is 22253454124159. The next prime is 22253454124261. The reversal of 22253454124243 is 34242145435222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22253454124243 - 2²¹ = 22253452027091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22253454124243.

It is not a weakly prime, because it can be changed into another prime (22253454124543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11126727062121 + 11126727062122.

It is an arithmetic number, because the mean of its divisors is an integer number (11126727062122).

Almost surely, 2^{22253454124243} is an apocalyptic number.

22253454124243 is a deficient number, since it is larger than the sum of its proper divisors (1).

22253454124243 is an equidigital number, since it uses as much as digits as its factorization.

22253454124243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1843200, while the sum is 43.

Adding to 22253454124243 its reverse (34242145435222), we get a palindrome (56495599559465).

The spelling of 22253454124243 in words is "twenty-two trillion, two hundred fifty-three billion, four hundred fifty-four million, one hundred twenty-four thousand, two hundred forty-three".