1011222003 has 16 divisors (see below), whose sum is σ = 1473840000. Its totient is φ = 611623680.

The previous prime is 1011222001. The next prime is 1011222031. The reversal of 1011222003 is 3002221101.

1011222003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1011222003 - 2¹ = 1011222001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1011222003.

It is not an unprimeable number, because it can be changed into a prime (1011222001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14238 + ... + 47171.

It is an arithmetic number, because the mean of its divisors is an integer number (92115000).

Almost surely, 2^1011222003 is an apocalyptic number.

1011222003 is a deficient number, since it is larger than the sum of its proper divisors (462617997).

1011222003 is a wasteful number, since it uses less digits than its factorization.

1011222003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61922.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1011222003 is about 31799.7170270429. The cubic root of 1011222003 is about 1003.7267616608.

Adding to 1011222003 its reverse (3002221101), we get a palindrome (4013443104).

The spelling of 1011222003 in words is "one billion, eleven million, two hundred twenty-two thousand, three".