1103323502044 has 24 divisors (see below), whose sum is σ = 1935184871088. Its totient is φ = 550414945920.

The previous prime is 1103323502027. The next prime is 1103323502059. The reversal of 1103323502044 is 4402053233011.

It is a happy number.

It is a congruent number.

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, 2977534 + ... + 3327514.

It is an arithmetic number, because the mean of its divisors is an integer number (80632702962).

Almost surely, 2^{1103323502044} is an apocalyptic number.

It is an amenable number.

1103323502044 is a deficient number, since it is larger than the sum of its proper divisors (831861369044).

1103323502044 is a wasteful number, since it uses less digits than its factorization.

1103323502044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351765 (or 351763 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 1103323502044 its reverse (4402053233011), we get a palindrome (5505376735055).

The spelling of 1103323502044 in words is "one trillion, one hundred three billion, three hundred twenty-three million, five hundred two thousand, forty-four".