10303303102121 has 2 divisors, whose sum is σ = 10303303102122. Its totient is φ = 10303303102120.

The previous prime is 10303303102069. The next prime is 10303303102153. The reversal of 10303303102121 is 12120130330301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8118715640896 + 2184587461225 = 2849336^2 + 1478035^2 .

It is a cyclic number.

It is not a de Polignac number, because 10303303102121 - 2³⁸ = 10028425195177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10303303102093 and 10303303102102.

It is not a weakly prime, because it can be changed into another prime (10303303101121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5151651551060 + 5151651551061.

It is an arithmetic number, because the mean of its divisors is an integer number (5151651551061).

Almost surely, 2^{10303303102121} is an apocalyptic number.

It is an amenable number.

10303303102121 is a deficient number, since it is larger than the sum of its proper divisors (1).

10303303102121 is an equidigital number, since it uses as much as digits as its factorization.

10303303102121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 10303303102121 its reverse (12120130330301), we get a palindrome (22423433432422).

The spelling of 10303303102121 in words is "ten trillion, three hundred three billion, three hundred three million, one hundred two thousand, one hundred twenty-one".