1103400321326 has 8 divisors (see below), whose sum is σ = 1655364767184. Its totient is φ = 551612065600.

The previous prime is 1103400321293. The next prime is 1103400321341. The reversal of 1103400321326 is 6231230043011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1103400321295 and 1103400321304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44031875 + ... + 44056926.

It is an arithmetic number, because the mean of its divisors is an integer number (206920595898).

Almost surely, 2^{1103400321326} is an apocalyptic number.

1103400321326 is a deficient number, since it is larger than the sum of its proper divisors (551964445858).

1103400321326 is an equidigital number, since it uses as much as digits as its factorization.

1103400321326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88095066.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 1103400321326 its reverse (6231230043011), we get a palindrome (7334630364337).

The spelling of 1103400321326 in words is "one trillion, one hundred three billion, four hundred million, three hundred twenty-one thousand, three hundred twenty-six".