222104002 has 4 divisors (see below), whose sum is σ = 333156006. Its totient is φ = 111052000.

The previous prime is 222103993. The next prime is 222104017. The reversal of 222104002 is 200401222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 209351961 + 12752041 = 14469^2 + 3571^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55525999 + ... + 55526002.

Almost surely, 2^222104002 is an apocalyptic number.

222104002 is a deficient number, since it is larger than the sum of its proper divisors (111052004).

222104002 is a wasteful number, since it uses less digits than its factorization.

222104002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111052003.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 222104002 is about 14903.1540956940. The cubic root of 222104002 is about 605.5994350245.

Adding to 222104002 its reverse (200401222), we get a palindrome (422505224).

The spelling of 222104002 in words is "two hundred twenty-two million, one hundred four thousand, two".