111002220101100 has 72 divisors (see below), whose sum is σ = 321223382887680. Its totient is φ = 29595342313280.

The previous prime is 111002220101099. The next prime is 111002220101107. The reversal of 111002220101100 is 1101022200111.

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

It is not an unprimeable number, because it can be changed into a prime (111002220101107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31116192 + ... + 34499591.

It is an arithmetic number, because the mean of its divisors is an integer number (4461435873440).

Almost surely, 2^{111002220101100} is an apocalyptic number.

111002220101100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111002220101100 is an abundant number, since it is smaller than the sum of its proper divisors (210221162786580).

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

111002220101100 is a wasteful number, since it uses less digits than its factorization.

111002220101100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65621439 (or 65621432 counting only the distinct ones).

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

Adding to 111002220101100 its reverse (1101022200111), we get a palindrome (112103242301211).

The spelling of 111002220101100 in words is "one hundred eleven trillion, two billion, two hundred twenty million, one hundred one thousand, one hundred".