10210302121 has 2 divisors, whose sum is σ = 10210302122. Its totient is φ = 10210302120.

The previous prime is 10210302101. The next prime is 10210302131. The reversal of 10210302121 is 12120301201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10016006400 + 194295721 = 100080^2 + 13939^2 .

It is a cyclic number.

It is not a de Polignac number, because 10210302121 - 2⁷ = 10210301993 is a prime.

It is not a weakly prime, because it can be changed into another prime (10210302101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105151060 + 5105151061.

It is an arithmetic number, because the mean of its divisors is an integer number (5105151061).

Almost surely, 2^10210302121 is an apocalyptic number.

It is an amenable number.

10210302121 is a deficient number, since it is larger than the sum of its proper divisors (1).

10210302121 is an equidigital number, since it uses as much as digits as its factorization.

10210302121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 10210302121 its reverse (12120301201), we get a palindrome (22330603322).

The spelling of 10210302121 in words is "ten billion, two hundred ten million, three hundred two thousand, one hundred twenty-one".