425204021242331 has 2 divisors, whose sum is σ = 425204021242332. Its totient is φ = 425204021242330.

The previous prime is 425204021242321. The next prime is 425204021242361. The reversal of 425204021242331 is 133242120402524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425204021242331 - 2²⁶ = 425203954133467 is a prime.

It is a super-2 number, since 2×425204021242331² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 425204021242291 and 425204021242300.

It is not a weakly prime, because it can be changed into another prime (425204021242321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212602010621165 + 212602010621166.

It is an arithmetic number, because the mean of its divisors is an integer number (212602010621166).

Almost surely, 2^{425204021242331} is an apocalyptic number.

425204021242331 is a deficient number, since it is larger than the sum of its proper divisors (1).

425204021242331 is an equidigital number, since it uses as much as digits as its factorization.

425204021242331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 425204021242331 its reverse (133242120402524), we get a palindrome (558446141644855).

The spelling of 425204021242331 in words is "four hundred twenty-five trillion, two hundred four billion, twenty-one million, two hundred forty-two thousand, three hundred thirty-one".