4022230431397 has 2 divisors, whose sum is σ = 4022230431398. Its totient is φ = 4022230431396.

The previous prime is 4022230431391. The next prime is 4022230431431. The reversal of 4022230431397 is 7931340322204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3928379496196 + 93850935201 = 1982014^2 + 306351^2 .

It is a cyclic number.

It is not a de Polignac number, because 4022230431397 - 2³ = 4022230431389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4022230431391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011115215698 + 2011115215699.

It is an arithmetic number, because the mean of its divisors is an integer number (2011115215699).

Almost surely, 2^{4022230431397} is an apocalyptic number.

It is an amenable number.

4022230431397 is a deficient number, since it is larger than the sum of its proper divisors (1).

4022230431397 is an equidigital number, since it uses as much as digits as its factorization.

4022230431397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 40.

The spelling of 4022230431397 in words is "four trillion, twenty-two billion, two hundred thirty million, four hundred thirty-one thousand, three hundred ninety-seven".