1103323113112 has 32 divisors (see below), whose sum is σ = 2311841120400. Its totient is φ = 489278540800.

The previous prime is 1103323113103. The next prime is 1103323113121. The reversal of 1103323113112 is 2113113233011.

It is an interprime number because it is at equal distance from previous prime (1103323113103) and next prime (1103323113121).

It is a Harshad number since it is a multiple of its sum of digits (22).

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 7 ways as a sum of consecutive naturals, for example, 152895937 + ... + 152903152.

Almost surely, 2^{1103323113112} is an apocalyptic number.

It is an amenable number.

1103323113112 is an abundant number, since it is smaller than the sum of its proper divisors (1208518007288).

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

1103323113112 is a wasteful number, since it uses less digits than its factorization.

1103323113112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305799147 (or 305799143 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 1103323113112 its reverse (2113113233011), we get a palindrome (3216436346123).

The spelling of 1103323113112 in words is "one trillion, one hundred three billion, three hundred twenty-three million, one hundred thirteen thousand, one hundred twelve".