22142315005543 has 2 divisors, whose sum is σ = 22142315005544. Its totient is φ = 22142315005542.

The previous prime is 22142315005519. The next prime is 22142315005553. The reversal of 22142315005543 is 34550051324122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22142315005543 is a prime.

It is a super-2 number, since 2×22142315005543² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22142315005553) 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, 11071157502771 + 11071157502772.

It is an arithmetic number, because the mean of its divisors is an integer number (11071157502772).

Almost surely, 2^{22142315005543} is an apocalyptic number.

22142315005543 is a deficient number, since it is larger than the sum of its proper divisors (1).

22142315005543 is an equidigital number, since it uses as much as digits as its factorization.

22142315005543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 22142315005543 its reverse (34550051324122), we get a palindrome (56692366329665).

The spelling of 22142315005543 in words is "twenty-two trillion, one hundred forty-two billion, three hundred fifteen million, five thousand, five hundred forty-three".