4312021222 has 8 divisors (see below), whose sum is σ = 6472397736. Its totient is φ = 2154555312.

The previous prime is 4312021201. The next prime is 4312021237. The reversal of 4312021222 is 2221202134.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4312021222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 723943 + ... + 729874.

It is an arithmetic number, because the mean of its divisors is an integer number (809049717).

Almost surely, 2^4312021222 is an apocalyptic number.

4312021222 is a deficient number, since it is larger than the sum of its proper divisors (2160376514).

4312021222 is a wasteful number, since it uses less digits than its factorization.

4312021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455302.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 4312021222 is about 65665.9822282436. The cubic root of 4312021222 is about 1627.6472790880.

Adding to 4312021222 its reverse (2221202134), we get a palindrome (6533223356).

The spelling of 4312021222 in words is "four billion, three hundred twelve million, twenty-one thousand, two hundred twenty-two".