30411310121 has 2 divisors, whose sum is σ = 30411310122. Its totient is φ = 30411310120.

The previous prime is 30411310103. The next prime is 30411310177. The reversal of 30411310121 is 12101311403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23594496025 + 6816814096 = 153605^2 + 82564^2 .

It is a cyclic number.

It is not a de Polignac number, because 30411310121 - 2³⁰ = 29337568297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30411310121.

It is not a weakly prime, because it can be changed into another prime (30411318121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15205655060 + 15205655061.

It is an arithmetic number, because the mean of its divisors is an integer number (15205655061).

Almost surely, 2^30411310121 is an apocalyptic number.

It is an amenable number.

30411310121 is a deficient number, since it is larger than the sum of its proper divisors (1).

30411310121 is an equidigital number, since it uses as much as digits as its factorization.

30411310121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 30411310121 its reverse (12101311403), we get a palindrome (42512621524).

The spelling of 30411310121 in words is "thirty billion, four hundred eleven million, three hundred ten thousand, one hundred twenty-one".