211211000222 has 8 divisors (see below), whose sum is σ = 319953297672. Its totient is φ = 104559901000.

The previous prime is 211211000197. The next prime is 211211000233. The reversal of 211211000222 is 222000112112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×211211000222² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211211000197 and 211211000206.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 522799304 + ... + 522799707.

It is an arithmetic number, because the mean of its divisors is an integer number (39994162209).

Almost surely, 2^211211000222 is an apocalyptic number.

211211000222 is a deficient number, since it is larger than the sum of its proper divisors (108742297450).

211211000222 is a wasteful number, since it uses less digits than its factorization.

211211000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045599114.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 211211000222 its reverse (222000112112), we get a palindrome (433211112334).

The spelling of 211211000222 in words is "two hundred eleven billion, two hundred eleven million, two hundred twenty-two", and thus it is an aban number.