1201110100133 has 2 divisors, whose sum is σ = 1201110100134. Its totient is φ = 1201110100132.

The previous prime is 1201110100097. The next prime is 1201110100147. The reversal of 1201110100133 is 3310010111021.

It is a happy number.

It is an a-pointer prime, because the next prime (1201110100147) can be obtained adding 1201110100133 to its sum of digits (14).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 862331389924 + 338778710209 = 928618^2 + 582047^2 .

It is a cyclic number.

It is not a de Polignac number, because 1201110100133 - 2²⁴ = 1201093322917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201110100033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600555050066 + 600555050067.

It is an arithmetic number, because the mean of its divisors is an integer number (600555050067).

Almost surely, 2^{1201110100133} is an apocalyptic number.

It is an amenable number.

1201110100133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201110100133 is an equidigital number, since it uses as much as digits as its factorization.

1201110100133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 1201110100133 its reverse (3310010111021), we get a palindrome (4511120211154).

The spelling of 1201110100133 in words is "one trillion, two hundred one billion, one hundred ten million, one hundred thousand, one hundred thirty-three".