36123321211 has 2 divisors, whose sum is σ = 36123321212. Its totient is φ = 36123321210.

The previous prime is 36123321203. The next prime is 36123321257. The reversal of 36123321211 is 11212332163.

It is a happy number.

36123321211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (11212332163) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36123321211 - 2³ = 36123321203 is a prime.

It is not a weakly prime, because it can be changed into another prime (36123321281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18061660605 + 18061660606.

It is an arithmetic number, because the mean of its divisors is an integer number (18061660606).

Almost surely, 2^36123321211 is an apocalyptic number.

36123321211 is a deficient number, since it is larger than the sum of its proper divisors (1).

36123321211 is an equidigital number, since it uses as much as digits as its factorization.

36123321211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 25.

Adding to 36123321211 its reverse (11212332163), we get a palindrome (47335653374).

The spelling of 36123321211 in words is "thirty-six billion, one hundred twenty-three million, three hundred twenty-one thousand, two hundred eleven".