230211442397 has 2 divisors, whose sum is σ = 230211442398. Its totient is φ = 230211442396.

The previous prime is 230211442309. The next prime is 230211442423. The reversal of 230211442397 is 793244112032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230036303641 + 175138756 = 479621^2 + 13234^2 .

It is a cyclic number.

It is not a de Polignac number, because 230211442397 - 2¹⁶ = 230211376861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 230211442397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230211442897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115105721198 + 115105721199.

It is an arithmetic number, because the mean of its divisors is an integer number (115105721199).

Almost surely, 2^230211442397 is an apocalyptic number.

It is an amenable number.

230211442397 is a deficient number, since it is larger than the sum of its proper divisors (1).

230211442397 is an equidigital number, since it uses as much as digits as its factorization.

230211442397 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 38.

The spelling of 230211442397 in words is "two hundred thirty billion, two hundred eleven million, four hundred forty-two thousand, three hundred ninety-seven".