22423001197 has 2 divisors, whose sum is σ = 22423001198. Its totient is φ = 22423001196.

The previous prime is 22423001179. The next prime is 22423001233. The reversal of 22423001197 is 79110032422.

Together with previous prime (22423001179) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16026040836 + 6396960361 = 126594^2 + 79981^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22423001197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22423001897) 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, 11211500598 + 11211500599.

It is an arithmetic number, because the mean of its divisors is an integer number (11211500599).

Almost surely, 2^22423001197 is an apocalyptic number.

It is an amenable number.

22423001197 is a deficient number, since it is larger than the sum of its proper divisors (1).

22423001197 is an equidigital number, since it uses as much as digits as its factorization.

22423001197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 22423001197 in words is "twenty-two billion, four hundred twenty-three million, one thousand, one hundred ninety-seven".