40112221200 has 60 divisors (see below), whose sum is σ = 128492819088. Its totient is φ = 10696592000.

The previous prime is 40112221183. The next prime is 40112221211. The reversal of 40112221200 is 212221104.

It is a tau number, because it is divible by the number of its divisors (60).

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 40112221200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16712226 + ... + 16714625.

Almost surely, 2^40112221200 is an apocalyptic number.

40112221200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40112221200 is an abundant number, since it is smaller than the sum of its proper divisors (88380597888).

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

40112221200 is a wasteful number, since it uses less digits than its factorization.

40112221200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33426872 (or 33426861 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 40112221200 its reverse (212221104), we get a palindrome (40324442304).

The spelling of 40112221200 in words is "forty billion, one hundred twelve million, two hundred twenty-one thousand, two hundred".