231122298906727 has 2 divisors, whose sum is σ = 231122298906728. Its totient is φ = 231122298906726.

The previous prime is 231122298906689. The next prime is 231122298906731. The reversal of 231122298906727 is 727609892221132.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231122298906727 - 2¹⁹ = 231122298382439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231122298906227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115561149453363 + 115561149453364.

It is an arithmetic number, because the mean of its divisors is an integer number (115561149453364).

Almost surely, 2^{231122298906727} is an apocalyptic number.

231122298906727 is a deficient number, since it is larger than the sum of its proper divisors (1).

231122298906727 is an equidigital number, since it uses as much as digits as its factorization.

231122298906727 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18289152, while the sum is 61.

The spelling of 231122298906727 in words is "two hundred thirty-one trillion, one hundred twenty-two billion, two hundred ninety-eight million, nine hundred six thousand, seven hundred twenty-seven".