211443314466 has 16 divisors (see below), whose sum is σ = 424264113504. Its totient is φ = 70251524064.

The previous prime is 211443314441. The next prime is 211443314491. The reversal of 211443314466 is 664413344112.

It is an interprime number because it is at equal distance from previous prime (211443314441) and next prime (211443314491).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57393195 + ... + 57396878.

It is an arithmetic number, because the mean of its divisors is an integer number (26516507094).

Almost surely, 2^211443314466 is an apocalyptic number.

211443314466 is an abundant number, since it is smaller than the sum of its proper divisors (212820799038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211443314466 is a wasteful number, since it uses less digits than its factorization.

211443314466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114790385.

The product of its digits is 165888, while the sum is 39.

Adding to 211443314466 its reverse (664413344112), we get a palindrome (875856658578).

The spelling of 211443314466 in words is "two hundred eleven billion, four hundred forty-three million, three hundred fourteen thousand, four hundred sixty-six".