1123030202 has 16 divisors (see below), whose sum is σ = 1926096192. Its totient is φ = 481073280.

The previous prime is 1123030201. The next prime is 1123030219. The reversal of 1123030202 is 2020303211.

It is a happy number.

It is a super-2 number, since 2×1123030202² = 2522393669208321608, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (1123030201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14177 + ... + 49467.

It is an arithmetic number, because the mean of its divisors is an integer number (120381012).

Almost surely, 2^1123030202 is an apocalyptic number.

1123030202 is a deficient number, since it is larger than the sum of its proper divisors (803065990).

1123030202 is a wasteful number, since it uses less digits than its factorization.

1123030202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37573.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1123030202 is about 33511.6427827703. The cubic root of 1123030202 is about 1039.4345428336.

Adding to 1123030202 its reverse (2020303211), we get a palindrome (3143333413).

The spelling of 1123030202 in words is "one billion, one hundred twenty-three million, thirty thousand, two hundred two".