12301900470121 has 2 divisors, whose sum is σ = 12301900470122. Its totient is φ = 12301900470120.

The previous prime is 12301900470061. The next prime is 12301900470131. The reversal of 12301900470121 is 12107400910321.

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., 9018393388096 + 3283507082025 = 3003064^2 + 1812045^2 .

It is a cyclic number.

It is not a de Polignac number, because 12301900470121 - 2⁹ = 12301900469609 is a prime.

It is not a weakly prime, because it can be changed into another prime (12301900470131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6150950235060 + 6150950235061.

It is an arithmetic number, because the mean of its divisors is an integer number (6150950235061).

Almost surely, 2^{12301900470121} is an apocalyptic number.

It is an amenable number.

12301900470121 is a deficient number, since it is larger than the sum of its proper divisors (1).

12301900470121 is an equidigital number, since it uses as much as digits as its factorization.

12301900470121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 31.

The spelling of 12301900470121 in words is "twelve trillion, three hundred one billion, nine hundred million, four hundred seventy thousand, one hundred twenty-one".