223440031044 has 36 divisors (see below), whose sum is σ = 565030131120. Its totient is φ = 74450552880.

The previous prime is 223440031037. The next prime is 223440031081. The reversal of 223440031044 is 440130044322.

It is a happy number.

223440031044 is a `hidden beast` number, since 2 + 2 + 344 + 0 + 0 + 310 + 4 + 4 = 666.

223440031044 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 (36).

It is a junction number, because it is equal to n+sod(n) for n = 223440030999 and 223440031017.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1135014 + ... + 1317245.

It is an arithmetic number, because the mean of its divisors is an integer number (15695281420).

Almost surely, 2^223440031044 is an apocalyptic number.

It is an amenable number.

223440031044 is an abundant number, since it is smaller than the sum of its proper divisors (341590100076).

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

223440031044 is a wasteful number, since it uses less digits than its factorization.

223440031044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2454800 (or 2454795 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 223440031044 its reverse (440130044322), we get a palindrome (663570075366).

The spelling of 223440031044 in words is "two hundred twenty-three billion, four hundred forty million, thirty-one thousand, forty-four".