22332232221197 has 2 divisors, whose sum is σ = 22332232221198. Its totient is φ = 22332232221196.

The previous prime is 22332232221193. The next prime is 22332232221239. The reversal of 22332232221197 is 79112223223322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15780009428836 + 6552222792361 = 3972406^2 + 2559731^2 .

It is a cyclic number.

It is not a de Polignac number, because 22332232221197 - 2² = 22332232221193 is a prime.

It is a super-2 number, since 2×22332232221197² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22332232221191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11166116110598 + 11166116110599.

It is an arithmetic number, because the mean of its divisors is an integer number (11166116110599).

Almost surely, 2^{22332232221197} is an apocalyptic number.

It is an amenable number.

22332232221197 is a deficient number, since it is larger than the sum of its proper divisors (1).

22332232221197 is an equidigital number, since it uses as much as digits as its factorization.

22332232221197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 41.

The spelling of 22332232221197 in words is "twenty-two trillion, three hundred thirty-two billion, two hundred thirty-two million, two hundred twenty-one thousand, one hundred ninety-seven".