111223304240 has 40 divisors (see below), whose sum is σ = 259034826960. Its totient is φ = 44413511936.

The previous prime is 111223304201. The next prime is 111223304249. The reversal of 111223304240 is 42403322111.

111223304240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (111223304249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1137275 + ... + 1231194.

It is an arithmetic number, because the mean of its divisors is an integer number (6475870674).

Almost surely, 2^111223304240 is an apocalyptic number.

111223304240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111223304240 is an abundant number, since it is smaller than the sum of its proper divisors (147811522720).

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

111223304240 is a wasteful number, since it uses less digits than its factorization.

111223304240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2369069 (or 2369063 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 111223304240 its reverse (42403322111), we get a palindrome (153626626351).

The spelling of 111223304240 in words is "one hundred eleven billion, two hundred twenty-three million, three hundred four thousand, two hundred forty".