111444431204 has 12 divisors (see below), whose sum is σ = 195030150000. Its totient is φ = 55721531208.

The previous prime is 111444431179. The next prime is 111444431227. The reversal of 111444431204 is 402134444111.

It is a happy number.

111444431204 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×111444431204² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429647 + ... + 638345.

It is an arithmetic number, because the mean of its divisors is an integer number (16252512500).

Almost surely, 2^111444431204 is an apocalyptic number.

It is an amenable number.

111444431204 is a deficient number, since it is larger than the sum of its proper divisors (83585718796).

111444431204 is a wasteful number, since it uses less digits than its factorization.

111444431204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342202 (or 342200 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 111444431204 its reverse (402134444111), we get a palindrome (513578875315).

The spelling of 111444431204 in words is "one hundred eleven billion, four hundred forty-four million, four hundred thirty-one thousand, two hundred four".