1210201044601 has 2 divisors, whose sum is σ = 1210201044602. Its totient is φ = 1210201044600.

The previous prime is 1210201044581. The next prime is 1210201044623. The reversal of 1210201044601 is 1064401020121.

It is an a-pointer prime, because the next prime (1210201044623) can be obtained adding 1210201044601 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1145595605625 + 64605438976 = 1070325^2 + 254176^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1210201044601 is a prime.

It is not a weakly prime, because it can be changed into another prime (1210201044641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605100522300 + 605100522301.

It is an arithmetic number, because the mean of its divisors is an integer number (605100522301).

Almost surely, 2^{1210201044601} is an apocalyptic number.

It is an amenable number.

1210201044601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210201044601 is an equidigital number, since it uses as much as digits as its factorization.

1210201044601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 1210201044601 its reverse (1064401020121), we get a palindrome (2274602064722).

The spelling of 1210201044601 in words is "one trillion, two hundred ten billion, two hundred one million, forty-four thousand, six hundred one".