111011120201100 has 144 divisors (see below), whose sum is σ = 386396600979200. Its totient is φ = 24038498200320.

The previous prime is 111011120201083. The next prime is 111011120201129. The reversal of 111011120201100 is 1102021110111.

111011120201100 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 an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1391076895 + ... + 1391156694.

Almost surely, 2^{111011120201100} is an apocalyptic number.

111011120201100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111011120201100 is an abundant number, since it is smaller than the sum of its proper divisors (275385480778100).

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

111011120201100 is a wasteful number, since it uses less digits than its factorization.

111011120201100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2782233632 (or 2782233625 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111011120201100 its reverse (1102021110111), we get a palindrome (112113141311211).

The spelling of 111011120201100 in words is "one hundred eleven trillion, eleven billion, one hundred twenty million, two hundred one thousand, one hundred".