211333244230 has 16 divisors (see below), whose sum is σ = 389246348304. Its totient is φ = 82567406880.

The previous prime is 211333244209. The next prime is 211333244233. The reversal of 211333244230 is 32442333112.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211333244233) by changing a digit.

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, 245735901 + ... + 245736760.

It is an arithmetic number, because the mean of its divisors is an integer number (24327896769).

Almost surely, 2^211333244230 is an apocalyptic number.

211333244230 is a deficient number, since it is larger than the sum of its proper divisors (177913104074).

211333244230 is a wasteful number, since it uses less digits than its factorization.

211333244230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491472711.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 211333244230 its reverse (32442333112), we get a palindrome (243775577342).

The spelling of 211333244230 in words is "two hundred eleven billion, three hundred thirty-three million, two hundred forty-four thousand, two hundred thirty".