11103443042 has 16 divisors (see below), whose sum is σ = 17268187392. Its totient is φ = 5348958960.

The previous prime is 11103442997. The next prime is 11103443051. The reversal of 11103443042 is 24034430111.

It is a junction number, because it is equal to n+sod(n) for n = 11103442999 and 11103443017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380393 + ... + 408540.

It is an arithmetic number, because the mean of its divisors is an integer number (1079261712).

Almost surely, 2^11103443042 is an apocalyptic number.

11103443042 is a deficient number, since it is larger than the sum of its proper divisors (6164744350).

11103443042 is a wasteful number, since it uses less digits than its factorization.

11103443042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789193.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 11103443042 its reverse (24034430111), we get a palindrome (35137873153).

The spelling of 11103443042 in words is "eleven billion, one hundred three million, four hundred forty-three thousand, forty-two".