22216300481 has 2 divisors, whose sum is σ = 22216300482. Its totient is φ = 22216300480.

The previous prime is 22216300441. The next prime is 22216300501. The reversal of 22216300481 is 18400361222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19779890881 + 2436409600 = 140641^2 + 49360^2 .

It is a cyclic number.

It is not a de Polignac number, because 22216300481 - 2³⁴ = 5036431297 is a prime.

It is a super-2 number, since 2×22216300481² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22216300441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11108150240 + 11108150241.

It is an arithmetic number, because the mean of its divisors is an integer number (11108150241).

Almost surely, 2^22216300481 is an apocalyptic number.

It is an amenable number.

22216300481 is a deficient number, since it is larger than the sum of its proper divisors (1).

22216300481 is an equidigital number, since it uses as much as digits as its factorization.

22216300481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 29.

The spelling of 22216300481 in words is "twenty-two billion, two hundred sixteen million, three hundred thousand, four hundred eighty-one".