103223232311021 has 2 divisors, whose sum is σ = 103223232311022. Its totient is φ = 103223232311020.

The previous prime is 103223232311011. The next prime is 103223232311033. The reversal of 103223232311021 is 120113232322301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73023690252100 + 30199542058921 = 8545390^2 + 5495411^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103223232311021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103223232311011) 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, 51611616155510 + 51611616155511.

It is an arithmetic number, because the mean of its divisors is an integer number (51611616155511).

Almost surely, 2^{103223232311021} is an apocalyptic number.

It is an amenable number.

103223232311021 is a deficient number, since it is larger than the sum of its proper divisors (1).

103223232311021 is an equidigital number, since it uses as much as digits as its factorization.

103223232311021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 103223232311021 its reverse (120113232322301), we get a palindrome (223336464633322).

The spelling of 103223232311021 in words is "one hundred three trillion, two hundred twenty-three billion, two hundred thirty-two million, three hundred eleven thousand, twenty-one".