102403321441 has 2 divisors, whose sum is σ = 102403321442. Its totient is φ = 102403321440.

The previous prime is 102403321403. The next prime is 102403321451. The reversal of 102403321441 is 144123304201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52932665041 + 49470656400 = 230071^2 + 222420^2 .

It is a cyclic number.

It is not a de Polignac number, because 102403321441 - 2²⁵ = 102369767009 is a prime.

It is not a weakly prime, because it can be changed into another prime (102403321451) 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, 51201660720 + 51201660721.

It is an arithmetic number, because the mean of its divisors is an integer number (51201660721).

Almost surely, 2^102403321441 is an apocalyptic number.

It is an amenable number.

102403321441 is a deficient number, since it is larger than the sum of its proper divisors (1).

102403321441 is an equidigital number, since it uses as much as digits as its factorization.

102403321441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 102403321441 its reverse (144123304201), we get a palindrome (246526625642).

The spelling of 102403321441 in words is "one hundred two billion, four hundred three million, three hundred twenty-one thousand, four hundred forty-one".