11636605106201 has 4 divisors (see below), whose sum is σ = 11636842894032. Its totient is φ = 11636367318372.

The previous prime is 11636605106179. The next prime is 11636605106261. The reversal of 11636605106201 is 10260150663611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11636605106201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11636605106261) 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 in 3 ways as a sum of consecutive naturals, for example, 118820495 + ... + 118918388.

It is an arithmetic number, because the mean of its divisors is an integer number (2909210723508).

Almost surely, 2^{11636605106201} is an apocalyptic number.

It is an amenable number.

11636605106201 is a deficient number, since it is larger than the sum of its proper divisors (237787831).

11636605106201 is an equidigital number, since it uses as much as digits as its factorization.

11636605106201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237787830.

The product of its (nonzero) digits is 38880, while the sum is 38.

Adding to 11636605106201 its reverse (10260150663611), we get a palindrome (21896755769812).

The spelling of 11636605106201 in words is "eleven trillion, six hundred thirty-six billion, six hundred five million, one hundred six thousand, two hundred one".