11200111101012 has 24 divisors (see below), whose sum is σ = 26164229864416. Its totient is φ = 3728993610528.

The previous prime is 11200111100999. The next prime is 11200111101017. The reversal of 11200111101012 is 21010111100211.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200111101017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 547083898 + ... + 547104369.

Almost surely, 2^{11200111101012} is an apocalyptic number.

11200111101012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11200111101012 is an abundant number, since it is smaller than the sum of its proper divisors (14964118763404).

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

11200111101012 is a wasteful number, since it uses less digits than its factorization.

11200111101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094189127 (or 1094189125 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11200111101012 its reverse (21010111100211), we get a palindrome (32210222201223).

The spelling of 11200111101012 in words is "eleven trillion, two hundred billion, one hundred eleven million, one hundred one thousand, twelve".