111020221101200 has 30 divisors (see below), whose sum is σ = 266726081196594. Its totient is φ = 44408088440320.

The previous prime is 111020221101161. The next prime is 111020221101239. The reversal of 111020221101200 is 2101122020111.

111020221101200 is digitally balanced in base 3, 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 (111020221101161) and next prime (111020221101239).

It can be written as a sum of positive squares in 3 ways, for example, as 3225659104144 + 107794561997056 = 1796012^2 + 10382416^2 .

It is a super-3 number, since 3×111020221101200³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 138775275977 + ... + 138775276776.

Almost surely, 2^{111020221101200} is an apocalyptic number.

111020221101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111020221101200 is an abundant number, since it is smaller than the sum of its proper divisors (155705860095394).

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

111020221101200 is a wasteful number, since it uses less digits than its factorization.

111020221101200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277550552771 (or 277550552760 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111020221101200 its reverse (2101122020111), we get a palindrome (113121343121311).

The spelling of 111020221101200 in words is "one hundred eleven trillion, twenty billion, two hundred twenty-one million, one hundred one thousand, two hundred".