22120111202143 has 2 divisors, whose sum is σ = 22120111202144. Its totient is φ = 22120111202142.

The previous prime is 22120111202069. The next prime is 22120111202173. The reversal of 22120111202143 is 34120211102122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22120111202143 - 2⁹ = 22120111201631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22120111202173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060055601071 + 11060055601072.

It is an arithmetic number, because the mean of its divisors is an integer number (11060055601072).

Almost surely, 2^{22120111202143} is an apocalyptic number.

22120111202143 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120111202143 is an equidigital number, since it uses as much as digits as its factorization.

22120111202143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 22120111202143 its reverse (34120211102122), we get a palindrome (56240322304265).

The spelling of 22120111202143 in words is "twenty-two trillion, one hundred twenty billion, one hundred eleven million, two hundred two thousand, one hundred forty-three".