11100100111112 has 32 divisors (see below), whose sum is σ = 21018783381120. Its totient is φ = 5495349841920.

The previous prime is 11100100111081. The next prime is 11100100111117. The reversal of 11100100111112 is 21111100100111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11100100111093 and 11100100111102.

It is not an unprimeable number, because it can be changed into a prime (11100100111117) 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, 15820964 + ... + 16507667.

It is an arithmetic number, because the mean of its divisors is an integer number (656836980660).

Almost surely, 2^{11100100111112} is an apocalyptic number.

It is an amenable number.

11100100111112 is a deficient number, since it is larger than the sum of its proper divisors (9918683270008).

11100100111112 is a wasteful number, since it uses less digits than its factorization.

11100100111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32329061 (or 32329057 counting only the distinct ones).

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

Adding to 11100100111112 its reverse (21111100100111), we get a palindrome (32211200211223).

The spelling of 11100100111112 in words is "eleven trillion, one hundred billion, one hundred million, one hundred eleven thousand, one hundred twelve".