123421325171 has 2 divisors, whose sum is σ = 123421325172. Its totient is φ = 123421325170.

The previous prime is 123421325147. The next prime is 123421325191. The reversal of 123421325171 is 171523124321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123421325171 - 2⁶ = 123421325107 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (123421325191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61710662585 + 61710662586.

It is an arithmetic number, because the mean of its divisors is an integer number (61710662586).

Almost surely, 2^123421325171 is an apocalyptic number.

123421325171 is a deficient number, since it is larger than the sum of its proper divisors (1).

123421325171 is an equidigital number, since it uses as much as digits as its factorization.

123421325171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 32.

Adding to 123421325171 its reverse (171523124321), we get a palindrome (294944449492).

The spelling of 123421325171 in words is "one hundred twenty-three billion, four hundred twenty-one million, three hundred twenty-five thousand, one hundred seventy-one".