222003412 has 12 divisors (see below), whose sum is σ = 388938816. Its totient is φ = 110878040.

The previous prime is 222003401. The next prime is 222003421. The reversal of 222003412 is 214300222.

It is a congruent 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 in 3 ways as a sum of consecutive naturals, for example, 26818 + ... + 34105.

It is an arithmetic number, because the mean of its divisors is an integer number (32411568).

Almost surely, 2^222003412 is an apocalyptic number.

It is an amenable number.

222003412 is a deficient number, since it is larger than the sum of its proper divisors (166935404).

222003412 is a wasteful number, since it uses less digits than its factorization.

222003412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61838 (or 61836 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 222003412 is about 14899.7789245344. The cubic root of 222003412 is about 605.5079967113.

Adding to 222003412 its reverse (214300222), we get a palindrome (436303634).

The spelling of 222003412 in words is "two hundred twenty-two million, three thousand, four hundred twelve".