423113020051 has 2 divisors, whose sum is σ = 423113020052. Its totient is φ = 423113020050.

The previous prime is 423113019983. The next prime is 423113020093. The reversal of 423113020051 is 150020311324.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423113020051 is a prime.

It is not a weakly prime, because it can be changed into another prime (423113023051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211556510025 + 211556510026.

It is an arithmetic number, because the mean of its divisors is an integer number (211556510026).

Almost surely, 2^423113020051 is an apocalyptic number.

423113020051 is a deficient number, since it is larger than the sum of its proper divisors (1).

423113020051 is an equidigital number, since it uses as much as digits as its factorization.

423113020051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 423113020051 its reverse (150020311324), we get a palindrome (573133331375).

The spelling of 423113020051 in words is "four hundred twenty-three billion, one hundred thirteen million, twenty thousand, fifty-one".