423420244304227 has 2 divisors, whose sum is σ = 423420244304228. Its totient is φ = 423420244304226.

The previous prime is 423420244304207. The next prime is 423420244304243. The reversal of 423420244304227 is 722403442024324.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423420244304227 - 2³⁹ = 422870488490339 is a prime.

It is not a weakly prime, because it can be changed into another prime (423420244304207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211710122152113 + 211710122152114.

It is an arithmetic number, because the mean of its divisors is an integer number (211710122152114).

Almost surely, 2^{423420244304227} is an apocalyptic number.

423420244304227 is a deficient number, since it is larger than the sum of its proper divisors (1).

423420244304227 is an equidigital number, since it uses as much as digits as its factorization.

423420244304227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2064384, while the sum is 43.

The spelling of 423420244304227 in words is "four hundred twenty-three trillion, four hundred twenty billion, two hundred forty-four million, three hundred four thousand, two hundred twenty-seven".