101212102011133 has 2 divisors, whose sum is σ = 101212102011134. Its totient is φ = 101212102011132.

The previous prime is 101212102011079. The next prime is 101212102011157. The reversal of 101212102011133 is 331110201212101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93920384710009 + 7291717301124 = 9691253^2 + 2700318^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101212102011133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101212102011133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101212102011173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50606051005566 + 50606051005567.

It is an arithmetic number, because the mean of its divisors is an integer number (50606051005567).

Almost surely, 2^{101212102011133} is an apocalyptic number.

It is an amenable number.

101212102011133 is a deficient number, since it is larger than the sum of its proper divisors (1).

101212102011133 is an equidigital number, since it uses as much as digits as its factorization.

101212102011133 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 19.

Adding to 101212102011133 its reverse (331110201212101), we get a palindrome (432322303223234).

The spelling of 101212102011133 in words is "one hundred one trillion, two hundred twelve billion, one hundred two million, eleven thousand, one hundred thirty-three".