111100211102012 has 24 divisors (see below), whose sum is σ = 212118699544752. Its totient is φ = 50495739638400.

The previous prime is 111100211101967. The next prime is 111100211102017. The reversal of 111100211102012 is 210201112001111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111100211102017) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 108392039 + ... + 109412222.

It is an arithmetic number, because the mean of its divisors is an integer number (8838279147698).

Almost surely, 2^{111100211102012} is an apocalyptic number.

It is an amenable number.

111100211102012 is a deficient number, since it is larger than the sum of its proper divisors (101018488442740).

111100211102012 is a wasteful number, since it uses less digits than its factorization.

111100211102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217815869 (or 217815867 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 111100211102012 its reverse (210201112001111), we get a palindrome (321301323103123).

The spelling of 111100211102012 in words is "one hundred eleven trillion, one hundred billion, two hundred eleven million, one hundred two thousand, twelve".