10112302121 has 2 divisors, whose sum is σ = 10112302122. Its totient is φ = 10112302120.

The previous prime is 10112302099. The next prime is 10112302127. The reversal of 10112302121 is 12120321101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7397892121 + 2714410000 = 86011^2 + 52100^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10112302121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10112302096 and 10112302105.

It is not a weakly prime, because it can be changed into another prime (10112302127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5056151060 + 5056151061.

It is an arithmetic number, because the mean of its divisors is an integer number (5056151061).

Almost surely, 2^10112302121 is an apocalyptic number.

It is an amenable number.

10112302121 is a deficient number, since it is larger than the sum of its proper divisors (1).

10112302121 is an equidigital number, since it uses as much as digits as its factorization.

10112302121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 10112302121 its reverse (12120321101), we get a palindrome (22232623222).

The spelling of 10112302121 in words is "ten billion, one hundred twelve million, three hundred two thousand, one hundred twenty-one".