211434412199 has 4 divisors (see below), whose sum is σ = 211441690464. Its totient is φ = 211427133936.

The previous prime is 211434412153. The next prime is 211434412207. The reversal of 211434412199 is 991214434112.

211434412199 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.

It is a cyclic number.

It is not a de Polignac number, because 211434412199 - 2²⁸ = 211165976743 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 (211434442199) 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, 3595382 + ... + 3653715.

It is an arithmetic number, because the mean of its divisors is an integer number (52860422616).

Almost surely, 2^211434412199 is an apocalyptic number.

211434412199 is a deficient number, since it is larger than the sum of its proper divisors (7278265).

211434412199 is an equidigital number, since it uses as much as digits as its factorization.

211434412199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7278264.

The product of its digits is 62208, while the sum is 41.

The spelling of 211434412199 in words is "two hundred eleven billion, four hundred thirty-four million, four hundred twelve thousand, one hundred ninety-nine".