20425010603 has 2 divisors, whose sum is σ = 20425010604. Its totient is φ = 20425010602.

The previous prime is 20425010569. The next prime is 20425010611. The reversal of 20425010603 is 30601052402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20425010603 - 2⁶ = 20425010539 is a prime.

It is not a weakly prime, because it can be changed into another prime (20425010633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10212505301 + 10212505302.

It is an arithmetic number, because the mean of its divisors is an integer number (10212505302).

Almost surely, 2^20425010603 is an apocalyptic number.

20425010603 is a deficient number, since it is larger than the sum of its proper divisors (1).

20425010603 is an equidigital number, since it uses as much as digits as its factorization.

20425010603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

The spelling of 20425010603 in words is "twenty billion, four hundred twenty-five million, ten thousand, six hundred three".