22053640543243 has 2 divisors, whose sum is σ = 22053640543244. Its totient is φ = 22053640543242.

The previous prime is 22053640543199. The next prime is 22053640543247. The reversal of 22053640543243 is 34234504635022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22053640543243 - 2³⁷ = 21916201589771 is a prime.

It is a super-2 number, since 2×22053640543243² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22053640543243.

It is not a weakly prime, because it can be changed into another prime (22053640543247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11026820271621 + 11026820271622.

It is an arithmetic number, because the mean of its divisors is an integer number (11026820271622).

Almost surely, 2^{22053640543243} is an apocalyptic number.

22053640543243 is a deficient number, since it is larger than the sum of its proper divisors (1).

22053640543243 is an equidigital number, since it uses as much as digits as its factorization.

22053640543243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2073600, while the sum is 43.

The spelling of 22053640543243 in words is "twenty-two trillion, fifty-three billion, six hundred forty million, five hundred forty-three thousand, two hundred forty-three".