1003221422 has 16 divisors (see below), whose sum is σ = 1720973952. Its totient is φ = 429660600.

The previous prime is 1003221421. The next prime is 1003221437. The reversal of 1003221422 is 2241223001.

It is a self number, because there is not a number n which added to its sum of digits gives 1003221422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003221421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2204 + ... + 44847.

It is an arithmetic number, because the mean of its divisors is an integer number (107560872).

Almost surely, 2^1003221422 is an apocalyptic number.

1003221422 is a deficient number, since it is larger than the sum of its proper divisors (717752530).

1003221422 is a wasteful number, since it uses less digits than its factorization.

1003221422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48583.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1003221422 is about 31673.6708008402. The cubic root of 1003221422 is about 1001.0726563303.

Adding to 1003221422 its reverse (2241223001), we get a palindrome (3244444423).

The spelling of 1003221422 in words is "one billion, three million, two hundred twenty-one thousand, four hundred twenty-two".