1103099171328 has 1200 divisors, whose sum is σ = 4297690305216. Its totient is φ = 273642209280.

The previous prime is 1103099171287. The next prime is 1103099171341. The reversal of 1103099171328 is 8231719903011.

It is a happy number.

1103099171328 is a `hidden beast` number, since 1 + 1 + 0 + 309 + 9 + 17 + 1 + 328 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 1689278650 + ... + 1689279302.

Almost surely, 2^{1103099171328} is an apocalyptic number.

1103099171328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103099171328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2148845152608).

1103099171328 is an abundant number, since it is smaller than the sum of its proper divisors (3194591133888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1103099171328 is an equidigital number, since it uses as much as digits as its factorization.

1103099171328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747 (or 699 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 45.

The spelling of 1103099171328 in words is "one trillion, one hundred three billion, ninety-nine million, one hundred seventy-one thousand, three hundred twenty-eight".