1003112222 has 12 divisors (see below), whose sum is σ = 1750328640. Its totient is φ = 429905196.

The previous prime is 1003112221. The next prime is 1003112237. The reversal of 1003112222 is 2222113001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 1003112197 and 1003112206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003112221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5117822 + ... + 5118017.

It is an arithmetic number, because the mean of its divisors is an integer number (145860720).

Almost surely, 2^1003112222 is an apocalyptic number.

1003112222 is a deficient number, since it is larger than the sum of its proper divisors (747216418).

1003112222 is a wasteful number, since it uses less digits than its factorization.

1003112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10235855 (or 10235848 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1003112222 is about 31671.9469246840. The cubic root of 1003112222 is about 1001.0363329763.

Adding to 1003112222 its reverse (2222113001), we get a palindrome (3225225223).

The spelling of 1003112222 in words is "one billion, three million, one hundred twelve thousand, two hundred twenty-two".