211136604101 has 4 divisors (see below), whose sum is σ = 211139393472. Its totient is φ = 211133814732.

The previous prime is 211136604061. The next prime is 211136604103. The reversal of 211136604101 is 101406631112.

211136604101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-211136604101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211136604103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1277885 + ... + 1433618.

It is an arithmetic number, because the mean of its divisors is an integer number (52784848368).

Almost surely, 2^211136604101 is an apocalyptic number.

It is an amenable number.

211136604101 is a deficient number, since it is larger than the sum of its proper divisors (2789371).

211136604101 is an equidigital number, since it uses as much as digits as its factorization.

211136604101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2789370.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 211136604101 in words is "two hundred eleven billion, one hundred thirty-six million, six hundred four thousand, one hundred one".