1100183809212 has 36 divisors (see below), whose sum is σ = 2781272029536. Its totient is φ = 366694726080.

The previous prime is 1100183809189. The next prime is 1100183809261. The reversal of 1100183809212 is 2129083810011.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 979089 + ... + 1777352.

It is an arithmetic number, because the mean of its divisors is an integer number (77257556376).

Almost surely, 2^{1100183809212} is an apocalyptic number.

1100183809212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1100183809212 is an abundant number, since it is smaller than the sum of its proper divisors (1681088220324).

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

1100183809212 is a wasteful number, since it uses less digits than its factorization.

1100183809212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2767538 (or 2767533 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 36.

The spelling of 1100183809212 in words is "one trillion, one hundred billion, one hundred eighty-three million, eight hundred nine thousand, two hundred twelve".