10302213121 has 2 divisors, whose sum is σ = 10302213122. Its totient is φ = 10302213120.

The previous prime is 10302213109. The next prime is 10302213137. The reversal of 10302213121 is 12131220301.

It is an a-pointer prime, because the next prime (10302213137) can be obtained adding 10302213121 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10179801025 + 122412096 = 100895^2 + 11064^2 .

It is a cyclic number.

It is not a de Polignac number, because 10302213121 - 2²⁷ = 10167995393 is a prime.

It is a super-2 number, since 2×10302213121² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10302213095 and 10302213104.

It is not a weakly prime, because it can be changed into another prime (10302213101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5151106560 + 5151106561.

It is an arithmetic number, because the mean of its divisors is an integer number (5151106561).

Almost surely, 2^10302213121 is an apocalyptic number.

It is an amenable number.

10302213121 is a deficient number, since it is larger than the sum of its proper divisors (1).

10302213121 is an equidigital number, since it uses as much as digits as its factorization.

10302213121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10302213121 its reverse (12131220301), we get a palindrome (22433433422).

The spelling of 10302213121 in words is "ten billion, three hundred two million, two hundred thirteen thousand, one hundred twenty-one".