1103423334431 has 24 divisors (see below), whose sum is σ = 1215227373360. Its totient is φ = 1001150853120.

The previous prime is 1103423334407. The next prime is 1103423334443. The reversal of 1103423334431 is 1344333243011.

It is a happy number.

It is not a de Polignac number, because 1103423334431 - 2¹⁸ = 1103423072287 is a prime.

It is a super-2 number, since 2×1103423334431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103423334401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193818221 + ... + 193823913.

It is an arithmetic number, because the mean of its divisors is an integer number (50634473890).

Almost surely, 2^{1103423334431} is an apocalyptic number.

1103423334431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1103423334431 is a deficient number, since it is larger than the sum of its proper divisors (111804038929).

1103423334431 is a wasteful number, since it uses less digits than its factorization.

1103423334431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8567 (or 8556 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 1103423334431 its reverse (1344333243011), we get a palindrome (2447756577442).

The spelling of 1103423334431 in words is "one trillion, one hundred three billion, four hundred twenty-three million, three hundred thirty-four thousand, four hundred thirty-one".