211330222004 has 48 divisors (see below), whose sum is σ = 409426039680. Its totient is φ = 94638896640.

The previous prime is 211330222001. The next prime is 211330222063. The reversal of 211330222004 is 400222033112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211330222001) 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 15 ways as a sum of consecutive naturals, for example, 2916032 + ... + 2987624.

It is an arithmetic number, because the mean of its divisors is an integer number (8529709160).

Almost surely, 2^211330222004 is an apocalyptic number.

It is an amenable number.

211330222004 is a deficient number, since it is larger than the sum of its proper divisors (198095817676).

211330222004 is a wasteful number, since it uses less digits than its factorization.

211330222004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72600 (or 72598 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 211330222004 its reverse (400222033112), we get a palindrome (611552255116).

It can be divided in two parts, 211330 and 222004, that added together give a palindrome (433334).

The spelling of 211330222004 in words is "two hundred eleven billion, three hundred thirty million, two hundred twenty-two thousand, four".