1100320322103 has 12 divisors (see below), whose sum is σ = 1589365444680. Its totient is φ = 733540480656.

The previous prime is 1100320322063. The next prime is 1100320322131. The reversal of 1100320322103 is 3012230230011.

1100320322103 is a `hidden beast` number, since 1 + 10 + 0 + 320 + 322 + 10 + 3 = 666.

It is not a de Polignac number, because 1100320322103 - 2⁶ = 1100320322039 is a prime.

It is a super-2 number, since 2×1100320322103² (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 (1100320322173) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 707200 + ... + 1643402.

It is an arithmetic number, because the mean of its divisors is an integer number (132447120390).

Almost surely, 2^{1100320322103} is an apocalyptic number.

1100320322103 is a deficient number, since it is larger than the sum of its proper divisors (489045122577).

1100320322103 is a wasteful number, since it uses less digits than its factorization.

1100320322103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066798 (or 1066795 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1100320322103 its reverse (3012230230011), we get a palindrome (4112550552114).

The spelling of 1100320322103 in words is "one trillion, one hundred billion, three hundred twenty million, three hundred twenty-two thousand, one hundred three".