302130223121 has 2 divisors, whose sum is σ = 302130223122. Its totient is φ = 302130223120.

The previous prime is 302130223069. The next prime is 302130223133. The reversal of 302130223121 is 121322031203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208699130896 + 93431092225 = 456836^2 + 305665^2 .

It is a cyclic number.

It is not a de Polignac number, because 302130223121 - 2³⁸ = 27252316177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 302130223093 and 302130223102.

It is not a weakly prime, because it can be changed into another prime (302130223721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151065111560 + 151065111561.

It is an arithmetic number, because the mean of its divisors is an integer number (151065111561).

Almost surely, 2^302130223121 is an apocalyptic number.

It is an amenable number.

302130223121 is a deficient number, since it is larger than the sum of its proper divisors (1).

302130223121 is an equidigital number, since it uses as much as digits as its factorization.

302130223121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 302130223121 its reverse (121322031203), we get a palindrome (423452254324).

The spelling of 302130223121 in words is "three hundred two billion, one hundred thirty million, two hundred twenty-three thousand, one hundred twenty-one".