11123303242 has 4 divisors (see below), whose sum is σ = 16684954866. Its totient is φ = 5561651620.

The previous prime is 11123303237. The next prime is 11123303287. The reversal of 11123303242 is 24230332111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10381775881 + 741527361 = 101891^2 + 27231^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780825809 + ... + 2780825812.

Almost surely, 2^11123303242 is an apocalyptic number.

11123303242 is a deficient number, since it is larger than the sum of its proper divisors (5561651624).

11123303242 is an equidigital number, since it uses as much as digits as its factorization.

11123303242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5561651623.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 11123303242 its reverse (24230332111), we get a palindrome (35353635353).

The spelling of 11123303242 in words is "eleven billion, one hundred twenty-three million, three hundred three thousand, two hundred forty-two".