211331210222 has 8 divisors (see below), whose sum is σ = 345814707672. Its totient is φ = 96059641000.

The previous prime is 211331210183. The next prime is 211331210227. The reversal of 211331210222 is 222012133112.

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

It is a junction number, because it is equal to n+sod(n) for n = 211331210194 and 211331210203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211331210227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4802982029 + ... + 4802982072.

It is an arithmetic number, because the mean of its divisors is an integer number (43226838459).

Almost surely, 2^211331210222 is an apocalyptic number.

211331210222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211331210222 is a deficient number, since it is larger than the sum of its proper divisors (134483497450).

211331210222 is a wasteful number, since it uses less digits than its factorization.

211331210222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9605964114.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 211331210222 its reverse (222012133112), we get a palindrome (433343343334).

The spelling of 211331210222 in words is "two hundred eleven billion, three hundred thirty-one million, two hundred ten thousand, two hundred twenty-two".