223402442044 has 12 divisors (see below), whose sum is σ = 394749946864. Its totient is φ = 110616742944.

The previous prime is 223402442041. The next prime is 223402442077. The reversal of 223402442044 is 440244204322.

223402442044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×223402442044² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223402441997 and 223402442015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223402442041) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 271119057 + ... + 271119880.

Almost surely, 2^223402442044 is an apocalyptic number.

It is an amenable number.

223402442044 is a deficient number, since it is larger than the sum of its proper divisors (171347504820).

223402442044 is a wasteful number, since it uses less digits than its factorization.

223402442044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542239044 (or 542239042 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 31.

Adding to 223402442044 its reverse (440244204322), we get a palindrome (663646646366).

The spelling of 223402442044 in words is "two hundred twenty-three billion, four hundred two million, four hundred forty-two thousand, forty-four".