1004221222 has 8 divisors (see below), whose sum is σ = 1558274400. Its totient is φ = 484796424.

The previous prime is 1004221201. The next prime is 1004221237. The reversal of 1004221222 is 2221224001.

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 = 1004221196 and 1004221205.

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, 8657022 + ... + 8657137.

It is an arithmetic number, because the mean of its divisors is an integer number (194784300).

Almost surely, 2^1004221222 is an apocalyptic number.

1004221222 is a deficient number, since it is larger than the sum of its proper divisors (554053178).

1004221222 is a wasteful number, since it uses less digits than its factorization.

1004221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17314190.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1004221222 is about 31689.4496954428. The cubic root of 1004221222 is about 1001.4050987727.

Adding to 1004221222 its reverse (2221224001), we get a palindrome (3225445223).

The spelling of 1004221222 in words is "one billion, four million, two hundred twenty-one thousand, two hundred twenty-two".