1103331320112 has 40 divisors (see below), whose sum is σ = 3257454374656. Its totient is φ = 315237519936.

The previous prime is 1103331320053. The next prime is 1103331320213. The reversal of 1103331320112 is 2110231333011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

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 7 ways as a sum of consecutive naturals, for example, 1641861748 + ... + 1641862419.

Almost surely, 2^{1103331320112} is an apocalyptic number.

1103331320112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1103331320112 is an abundant number, since it is smaller than the sum of its proper divisors (2154123054544).

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

1103331320112 is a wasteful number, since it uses less digits than its factorization.

1103331320112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3283724185 (or 3283724179 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1103331320112 its reverse (2110231333011), we get a palindrome (3213562653123).

The spelling of 1103331320112 in words is "one trillion, one hundred three billion, three hundred thirty-one million, three hundred twenty thousand, one hundred twelve".