111100021222200 has 96 divisors (see below), whose sum is σ = 344441576493360. Its totient is φ = 29623961728000.

The previous prime is 111100021222193. The next prime is 111100021222207. The reversal of 111100021222200 is 2222120001111.

111100021222200 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (111100021222193) and next prime (111100021222207).

It is a super-3 number, since 3×111100021222200³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 111100021222200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111100021222207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1902951 + ... + 15027350.

Almost surely, 2^{111100021222200} is an apocalyptic number.

111100021222200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111100021222200 is an abundant number, since it is smaller than the sum of its proper divisors (233341555271160).

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

111100021222200 is a wasteful number, since it uses less digits than its factorization.

111100021222200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16941257 (or 16941248 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111100021222200 its reverse (2222120001111), we get a palindrome (113322141223311).

The spelling of 111100021222200 in words is "one hundred eleven trillion, one hundred billion, twenty-one million, two hundred twenty-two thousand, two hundred".