11100002001012 has 36 divisors (see below), whose sum is σ = 28114567572000. Its totient is φ = 3692585830032.

The previous prime is 11100002001001. The next prime is 11100002001037. The reversal of 11100002001012 is 21010020000111.

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 (9).

It is a junction number, because it is equal to n+sod(n) for n = 11100002000985 and 11100002001003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 308933328 + ... + 308969255.

Almost surely, 2^{11100002001012} is an apocalyptic number.

11100002001012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11100002001012 is an abundant number, since it is smaller than the sum of its proper divisors (17014565570988).

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

11100002001012 is a wasteful number, since it uses less digits than its factorization.

11100002001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617903092 (or 617903087 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11100002001012 its reverse (21010020000111), we get a palindrome (32110022001123).

The spelling of 11100002001012 in words is "eleven trillion, one hundred billion, two million, one thousand, twelve".