111402241200 has 90 divisors (see below), whose sum is σ = 386596734524. Its totient is φ = 29707263360.

The previous prime is 111402241163. The next prime is 111402241229. The reversal of 111402241200 is 2142204111.

111402241200 is a `hidden beast` number, since 1 + 1 + 1 + 402 + 241 + 20 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (90).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 15468934 + ... + 15476133.

Almost surely, 2^111402241200 is an apocalyptic number.

111402241200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111402241200 is an abundant number, since it is smaller than the sum of its proper divisors (275194493324).

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

111402241200 is a wasteful number, since it uses less digits than its factorization.

111402241200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30945091 (or 30945077 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 111402241200 its reverse (2142204111), we get a palindrome (113544445311).

The spelling of 111402241200 in words is "one hundred eleven billion, four hundred two million, two hundred forty-one thousand, two hundred".