22402042244009 has 2 divisors, whose sum is σ = 22402042244010. Its totient is φ = 22402042244008.

The previous prime is 22402042243877. The next prime is 22402042244089. The reversal of 22402042244009 is 90044224020422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22187114502400 + 214927741609 = 4710320^2 + 463603^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22402042244009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22402042244009.

It is not a weakly prime, because it can be changed into another prime (22402042244089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11201021122004 + 11201021122005.

It is an arithmetic number, because the mean of its divisors is an integer number (11201021122005).

Almost surely, 2^{22402042244009} is an apocalyptic number.

It is an amenable number.

22402042244009 is a deficient number, since it is larger than the sum of its proper divisors (1).

22402042244009 is an equidigital number, since it uses as much as digits as its factorization.

22402042244009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73728, while the sum is 35.

The spelling of 22402042244009 in words is "twenty-two trillion, four hundred two billion, forty-two million, two hundred forty-four thousand, nine".