111000012021012 has 48 divisors (see below), whose sum is σ = 261423426801600. Its totient is φ = 36653811693312.

The previous prime is 111000012021001. The next prime is 111000012021013. The reversal of 111000012021012 is 210120210000111.

111000012021012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111000012021013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132539488 + ... + 133374344.

It is an arithmetic number, because the mean of its divisors is an integer number (5446321391700).

Almost surely, 2^{111000012021012} is an apocalyptic number.

111000012021012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111000012021012 is an abundant number, since it is smaller than the sum of its proper divisors (150423414780588).

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

111000012021012 is a wasteful number, since it uses less digits than its factorization.

111000012021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938520 (or 938518 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111000012021012 its reverse (210120210000111), we get a palindrome (321120222021123).

The spelling of 111000012021012 in words is "one hundred eleven trillion, twelve million, twenty-one thousand, twelve".