30121434142201 has 2 divisors, whose sum is σ = 30121434142202. Its totient is φ = 30121434142200.

The previous prime is 30121434142181. The next prime is 30121434142211. The reversal of 30121434142201 is 10224143412103.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26402630445801 + 3718803696400 = 5138349^2 + 1928420^2 .

It is a cyclic number.

It is not a de Polignac number, because 30121434142201 - 2⁵ = 30121434142169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30121434142201.

It is not a weakly prime, because it can be changed into another prime (30121434142211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15060717071100 + 15060717071101.

It is an arithmetic number, because the mean of its divisors is an integer number (15060717071101).

Almost surely, 2^{30121434142201} is an apocalyptic number.

It is an amenable number.

30121434142201 is a deficient number, since it is larger than the sum of its proper divisors (1).

30121434142201 is an equidigital number, since it uses as much as digits as its factorization.

30121434142201 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 28.

Adding to 30121434142201 its reverse (10224143412103), we get a palindrome (40345577554304).

The spelling of 30121434142201 in words is "thirty trillion, one hundred twenty-one billion, four hundred thirty-four million, one hundred forty-two thousand, two hundred one".