103301321233021 has 2 divisors, whose sum is σ = 103301321233022. Its totient is φ = 103301321233020.

The previous prime is 103301321232959. The next prime is 103301321233057. The reversal of 103301321233021 is 120332123103301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79437754281796 + 23863566951225 = 8912786^2 + 4885035^2 .

It is an emirp because it is prime and its reverse (120332123103301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103301321233021 - 2²³ = 103301312844413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103301321236021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51650660616510 + 51650660616511.

It is an arithmetic number, because the mean of its divisors is an integer number (51650660616511).

Almost surely, 2^{103301321233021} is an apocalyptic number.

It is an amenable number.

103301321233021 is a deficient number, since it is larger than the sum of its proper divisors (1).

103301321233021 is an equidigital number, since it uses as much as digits as its factorization.

103301321233021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 103301321233021 its reverse (120332123103301), we get a palindrome (223633444336322).

The spelling of 103301321233021 in words is "one hundred three trillion, three hundred one billion, three hundred twenty-one million, two hundred thirty-three thousand, twenty-one".