222132042397 has 2 divisors, whose sum is σ = 222132042398. Its totient is φ = 222132042396.

The previous prime is 222132042373. The next prime is 222132042403. The reversal of 222132042397 is 793240231222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 172373602041 + 49758440356 = 415179^2 + 223066^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222132042397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222132042317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111066021198 + 111066021199.

It is an arithmetic number, because the mean of its divisors is an integer number (111066021199).

Almost surely, 2^222132042397 is an apocalyptic number.

It is an amenable number.

222132042397 is a deficient number, since it is larger than the sum of its proper divisors (1).

222132042397 is an equidigital number, since it uses as much as digits as its factorization.

222132042397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 222132042397 in words is "two hundred twenty-two billion, one hundred thirty-two million, forty-two thousand, three hundred ninety-seven".