1111222303 has 16 divisors (see below), whose sum is σ = 1152420192. Its totient is φ = 1070784000.

The previous prime is 1111222283. The next prime is 1111222309. The reversal of 1111222303 is 3032221111.

It is a cyclic number.

It is not a de Polignac number, because 1111222303 - 2⁹ = 1111221791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111222309) 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, 1680793 + ... + 1681453.

It is an arithmetic number, because the mean of its divisors is an integer number (72026262).

Almost surely, 2^1111222303 is an apocalyptic number.

1111222303 is a deficient number, since it is larger than the sum of its proper divisors (41197889).

1111222303 is a wasteful number, since it uses less digits than its factorization.

1111222303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1111222303 is about 33335.0011699415. The cubic root of 1111222303 is about 1035.7787174040.

Adding to 1111222303 its reverse (3032221111), we get a palindrome (4143443414).

The spelling of 1111222303 in words is "one billion, one hundred eleven million, two hundred twenty-two thousand, three hundred three".