111200100212 has 24 divisors (see below), whose sum is σ = 197565614400. Its totient is φ = 54755096256.

The previous prime is 111200100203. The next prime is 111200100229. The reversal of 111200100212 is 212001002111.

It is a junction number, because it is equal to n+sod(n) for n = 111200100193 and 111200100202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96512 + ... + 481367.

It is an arithmetic number, because the mean of its divisors is an integer number (8231900600).

Almost surely, 2^111200100212 is an apocalyptic number.

It is an amenable number.

111200100212 is a deficient number, since it is larger than the sum of its proper divisors (86365514188).

111200100212 is a wasteful number, since it uses less digits than its factorization.

111200100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578615 (or 578613 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111200100212 its reverse (212001002111), we get a palindrome (323201102323).

The spelling of 111200100212 in words is "one hundred eleven billion, two hundred million, one hundred thousand, two hundred twelve".