103425341021 has 2 divisors, whose sum is σ = 103425341022. Its totient is φ = 103425341020.

The previous prime is 103425341017. The next prime is 103425341039. The reversal of 103425341021 is 120143524301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103224693796 + 200647225 = 321286^2 + 14165^2 .

It is a cyclic number.

It is not a de Polignac number, because 103425341021 - 2² = 103425341017 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103425341051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51712670510 + 51712670511.

It is an arithmetic number, because the mean of its divisors is an integer number (51712670511).

Almost surely, 2^103425341021 is an apocalyptic number.

It is an amenable number.

103425341021 is a deficient number, since it is larger than the sum of its proper divisors (1).

103425341021 is an equidigital number, since it uses as much as digits as its factorization.

103425341021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 103425341021 its reverse (120143524301), we get a palindrome (223568865322).

The spelling of 103425341021 in words is "one hundred three billion, four hundred twenty-five million, three hundred forty-one thousand, twenty-one".