201102111112 has 64 divisors (see below), whose sum is σ = 432336528000. Its totient is φ = 85906254336.

The previous prime is 201102111073. The next prime is 201102111137. The reversal of 201102111112 is 211111201102.

It is a happy number.

201102111112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 201102111092 and 201102111101.

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 15 ways as a sum of consecutive naturals, for example, 50035839 + ... + 50039857.

It is an arithmetic number, because the mean of its divisors is an integer number (6755258250).

Almost surely, 2^201102111112 is an apocalyptic number.

It is an amenable number.

201102111112 is an abundant number, since it is smaller than the sum of its proper divisors (231234416888).

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

201102111112 is a wasteful number, since it uses less digits than its factorization.

201102111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6718 (or 6714 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 201102111112 its reverse (211111201102), we get a palindrome (412213312214).

The spelling of 201102111112 in words is "two hundred one billion, one hundred two million, one hundred eleven thousand, one hundred twelve".