10302120234281 has 2 divisors, whose sum is σ = 10302120234282. Its totient is φ = 10302120234280.

The previous prime is 10302120234277. The next prime is 10302120234451. The reversal of 10302120234281 is 18243202120301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10264917539881 + 37202694400 = 3203891^2 + 192880^2 .

It is a cyclic number.

It is not a de Polignac number, because 10302120234281 - 2² = 10302120234277 is a prime.

It is a super-2 number, since 2×10302120234281² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10302120231281) 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, 5151060117140 + 5151060117141.

It is an arithmetic number, because the mean of its divisors is an integer number (5151060117141).

Almost surely, 2^{10302120234281} is an apocalyptic number.

It is an amenable number.

10302120234281 is a deficient number, since it is larger than the sum of its proper divisors (1).

10302120234281 is an equidigital number, since it uses as much as digits as its factorization.

10302120234281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 10302120234281 its reverse (18243202120301), we get a palindrome (28545322354582).

The spelling of 10302120234281 in words is "ten trillion, three hundred two billion, one hundred twenty million, two hundred thirty-four thousand, two hundred eighty-one".