22045240001 has 2 divisors, whose sum is σ = 22045240002. Its totient is φ = 22045240000.

The previous prime is 22045239977. The next prime is 22045240033. The reversal of 22045240001 is 10004254022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20356440976 + 1688799025 = 142676^2 + 41095^2 .

It is a cyclic number.

It is not a de Polignac number, because 22045240001 - 2³⁴ = 4865370817 is a prime.

It is not a weakly prime, because it can be changed into another prime (22045240051) 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, 11022620000 + 11022620001.

It is an arithmetic number, because the mean of its divisors is an integer number (11022620001).

Almost surely, 2^22045240001 is an apocalyptic number.

It is an amenable number.

22045240001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22045240001 is an equidigital number, since it uses as much as digits as its factorization.

22045240001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 22045240001 its reverse (10004254022), we get a palindrome (32049494023).

The spelling of 22045240001 in words is "twenty-two billion, forty-five million, two hundred forty thousand, one".