420110234191 has 2 divisors, whose sum is σ = 420110234192. Its totient is φ = 420110234190.

The previous prime is 420110234099. The next prime is 420110234251. The reversal of 420110234191 is 191432011024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420110234191 - 2²⁷ = 419976016463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420110234591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210055117095 + 210055117096.

It is an arithmetic number, because the mean of its divisors is an integer number (210055117096).

Almost surely, 2^420110234191 is an apocalyptic number.

420110234191 is a deficient number, since it is larger than the sum of its proper divisors (1).

420110234191 is an equidigital number, since it uses as much as digits as its factorization.

420110234191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 420110234191 in words is "four hundred twenty billion, one hundred ten million, two hundred thirty-four thousand, one hundred ninety-one".