22152322324397 has 2 divisors, whose sum is σ = 22152322324398. Its totient is φ = 22152322324396.

The previous prime is 22152322324387. The next prime is 22152322324417. The reversal of 22152322324397 is 79342322325122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18146356101316 + 4005966223081 = 4259854^2 + 2001491^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22152322324397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22152322324387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11076161162198 + 11076161162199.

It is an arithmetic number, because the mean of its divisors is an integer number (11076161162199).

Almost surely, 2^{22152322324397} is an apocalyptic number.

It is an amenable number.

22152322324397 is a deficient number, since it is larger than the sum of its proper divisors (1).

22152322324397 is an equidigital number, since it uses as much as digits as its factorization.

22152322324397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 47.

The spelling of 22152322324397 in words is "twenty-two trillion, one hundred fifty-two billion, three hundred twenty-two million, three hundred twenty-four thousand, three hundred ninety-seven".