1222443003 has 32 divisors (see below), whose sum is σ = 1733659200. Its totient is φ = 764825600.

The previous prime is 1222442959. The next prime is 1222443067. The reversal of 1222443003 is 3003442221.

It is a cyclic number.

It is not a de Polignac number, because 1222443003 - 2¹⁶ = 1222377467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222443083) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1387123 + ... + 1388003.

It is an arithmetic number, because the mean of its divisors is an integer number (54176850).

Almost surely, 2^1222443003 is an apocalyptic number.

1222443003 is a deficient number, since it is larger than the sum of its proper divisors (511216197).

1222443003 is a wasteful number, since it uses less digits than its factorization.

1222443003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1343.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1222443003 is about 34963.4523896025. The cubic root of 1222443003 is about 1069.2424844793.

Adding to 1222443003 its reverse (3003442221), we get a palindrome (4225885224).

The spelling of 1222443003 in words is "one billion, two hundred twenty-two million, four hundred forty-three thousand, three".