1230101312201 has 2 divisors, whose sum is σ = 1230101312202. Its totient is φ = 1230101312200.

The previous prime is 1230101312149. The next prime is 1230101312203. The reversal of 1230101312201 is 1022131010321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1229767884601 + 333427600 = 1108949^2 + 18260^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1230101312201 is a prime.

Together with 1230101312203, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1230101312201.

It is not a weakly prime, because it can be changed into another prime (1230101312203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615050656100 + 615050656101.

It is an arithmetic number, because the mean of its divisors is an integer number (615050656101).

Almost surely, 2^{1230101312201} is an apocalyptic number.

It is an amenable number.

1230101312201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230101312201 is an equidigital number, since it uses as much as digits as its factorization.

1230101312201 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 1230101312201 its reverse (1022131010321), we get a palindrome (2252232322522).

The spelling of 1230101312201 in words is "one trillion, two hundred thirty billion, one hundred one million, three hundred twelve thousand, two hundred one".