4012220222 has 8 divisors (see below), whose sum is σ = 6116991672. Its totient is φ = 1973223000.

The previous prime is 4012220183. The next prime is 4012220263. The reversal of 4012220222 is 2220222104.

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

It is a super-2 number, since 2×4012220222² = 32195822219651458568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4012220222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16443404 + ... + 16443647.

It is an arithmetic number, because the mean of its divisors is an integer number (764623959).

Almost surely, 2^4012220222 is an apocalyptic number.

4012220222 is a deficient number, since it is larger than the sum of its proper divisors (2104771450).

4012220222 is a wasteful number, since it uses less digits than its factorization.

4012220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32887114.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 4012220222 is about 63342.0888667243. The cubic root of 4012220222 is about 1589.0159413289.

Adding to 4012220222 its reverse (2220222104), we get a palindrome (6232442326).

The spelling of 4012220222 in words is "four billion, twelve million, two hundred twenty thousand, two hundred twenty-two".