22223052320551 has 2 divisors, whose sum is σ = 22223052320552. Its totient is φ = 22223052320550.

The previous prime is 22223052320533. The next prime is 22223052320627. The reversal of 22223052320551 is 15502325032222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22223052320551 - 2⁵ = 22223052320519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22223052320501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11111526160275 + 11111526160276.

It is an arithmetic number, because the mean of its divisors is an integer number (11111526160276).

Almost surely, 2^{22223052320551} is an apocalyptic number.

22223052320551 is a deficient number, since it is larger than the sum of its proper divisors (1).

22223052320551 is an equidigital number, since it uses as much as digits as its factorization.

22223052320551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 22223052320551 its reverse (15502325032222), we get a palindrome (37725377352773).

The spelling of 22223052320551 in words is "twenty-two trillion, two hundred twenty-three billion, fifty-two million, three hundred twenty thousand, five hundred fifty-one".