4231211222 has 32 divisors (see below), whose sum is σ = 7397713152. Its totient is φ = 1777392864.

The previous prime is 4231211221. The next prime is 4231211227. The reversal of 4231211222 is 2221121324.

It is a junction number, because it is equal to n+sod(n) for n = 4231211194 and 4231211203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4231211221) 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, 967613 + ... + 971975.

It is an arithmetic number, because the mean of its divisors is an integer number (231178536).

Almost surely, 2^4231211222 is an apocalyptic number.

4231211222 is a deficient number, since it is larger than the sum of its proper divisors (3166501930).

4231211222 is a wasteful number, since it uses less digits than its factorization.

4231211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5732.

The product of its digits is 384, while the sum is 20.

The square root of 4231211222 is about 65047.7610836837. The cubic root of 4231211222 is about 1617.4153804311.

Adding to 4231211222 its reverse (2221121324), we get a palindrome (6452332546).

The spelling of 4231211222 in words is "four billion, two hundred thirty-one million, two hundred eleven thousand, two hundred twenty-two".