11200100111111 has 8 divisors (see below), whose sum is σ = 11596376793600. Its totient is φ = 10804494517600.

The previous prime is 11200100111093. The next prime is 11200100111113. The reversal of 11200100111111 is 11111100100211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11200100111111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11200100111092 and 11200100111101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200100111113) 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, 167738276 + ... + 167805033.

It is an arithmetic number, because the mean of its divisors is an integer number (1449547099200).

Almost surely, 2^{11200100111111} is an apocalyptic number.

11200100111111 is a deficient number, since it is larger than the sum of its proper divisors (396276682489).

11200100111111 is a wasteful number, since it uses less digits than its factorization.

11200100111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335544489.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 11200100111111 its reverse (11111100100211), we get a palindrome (22311200211322).

The spelling of 11200100111111 in words is "eleven trillion, two hundred billion, one hundred million, one hundred eleven thousand, one hundred eleven".