22290520433 has 2 divisors, whose sum is σ = 22290520434. Its totient is φ = 22290520432.

The previous prime is 22290520303. The next prime is 22290520477. The reversal of 22290520433 is 33402509222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18761328784 + 3529191649 = 136972^2 + 59407^2 .

It is a cyclic number.

It is not a de Polignac number, because 22290520433 - 2¹⁶ = 22290454897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22290520433.

It is not a weakly prime, because it can be changed into another prime (22290522433) 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, 11145260216 + 11145260217.

It is an arithmetic number, because the mean of its divisors is an integer number (11145260217).

Almost surely, 2^22290520433 is an apocalyptic number.

It is an amenable number.

22290520433 is a deficient number, since it is larger than the sum of its proper divisors (1).

22290520433 is an equidigital number, since it uses as much as digits as its factorization.

22290520433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 32.

The spelling of 22290520433 in words is "twenty-two billion, two hundred ninety million, five hundred twenty thousand, four hundred thirty-three".