111012012222100 has 72 divisors (see below), whose sum is σ = 262799538065568. Its totient is φ = 40367416252800.

The previous prime is 111012012222071. The next prime is 111012012222101. The reversal of 111012012222100 is 1222210210111.

111012012222100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111012012222101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78691147 + ... + 80089453.

It is an arithmetic number, because the mean of its divisors is an integer number (3649993584244).

Almost surely, 2^{111012012222100} is an apocalyptic number.

111012012222100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111012012222100 is an abundant number, since it is smaller than the sum of its proper divisors (151787525843468).

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

111012012222100 is a wasteful number, since it uses less digits than its factorization.

111012012222100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470505 (or 1470498 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111012012222100 its reverse (1222210210111), we get a palindrome (112234222432211).

The spelling of 111012012222100 in words is "one hundred eleven trillion, twelve billion, twelve million, two hundred twenty-two thousand, one hundred".