425204021243203 has 2 divisors, whose sum is σ = 425204021243204. Its totient is φ = 425204021243202.

The previous prime is 425204021243189. The next prime is 425204021243263. The reversal of 425204021243203 is 302342120402524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425204021243203 - 2²⁵ = 425203987688771 is a prime.

It is not a weakly prime, because it can be changed into another prime (425204021243263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212602010621601 + 212602010621602.

It is an arithmetic number, because the mean of its divisors is an integer number (212602010621602).

Almost surely, 2^{425204021243203} is an apocalyptic number.

425204021243203 is a deficient number, since it is larger than the sum of its proper divisors (1).

425204021243203 is an equidigital number, since it uses as much as digits as its factorization.

425204021243203 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 34.

Adding to 425204021243203 its reverse (302342120402524), we get a palindrome (727546141645727).

The spelling of 425204021243203 in words is "four hundred twenty-five trillion, two hundred four billion, twenty-one million, two hundred forty-three thousand, two hundred three".