101320322130121 has 2 divisors, whose sum is σ = 101320322130122. Its totient is φ = 101320322130120.

The previous prime is 101320322130113. The next prime is 101320322130169. The reversal of 101320322130121 is 121031223023101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95440492503225 + 5879829626896 = 9769365^2 + 2424836^2 .

It is a cyclic number.

It is not a de Polignac number, because 101320322130121 - 2³ = 101320322130113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101320322130092 and 101320322130101.

It is not a weakly prime, because it can be changed into another prime (101320322130721) 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, 50660161065060 + 50660161065061.

It is an arithmetic number, because the mean of its divisors is an integer number (50660161065061).

Almost surely, 2^{101320322130121} is an apocalyptic number.

It is an amenable number.

101320322130121 is a deficient number, since it is larger than the sum of its proper divisors (1).

101320322130121 is an equidigital number, since it uses as much as digits as its factorization.

101320322130121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 101320322130121 its reverse (121031223023101), we get a palindrome (222351545153222).

The spelling of 101320322130121 in words is "one hundred one trillion, three hundred twenty billion, three hundred twenty-two million, one hundred thirty thousand, one hundred twenty-one".