222144041004 has 12 divisors (see below), whose sum is σ = 518336095704. Its totient is φ = 74048013664.

The previous prime is 222144041003. The next prime is 222144041039. The reversal of 222144041004 is 400140441222.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (222144041003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9256001697 + ... + 9256001720.

It is an arithmetic number, because the mean of its divisors is an integer number (43194674642).

Almost surely, 2^222144041004 is an apocalyptic number.

It is an amenable number.

222144041004 is an abundant number, since it is smaller than the sum of its proper divisors (296192054700).

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

222144041004 is a wasteful number, since it uses less digits than its factorization.

222144041004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18512003424 (or 18512003422 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 222144041004 its reverse (400140441222), we get a palindrome (622284482226).

The spelling of 222144041004 in words is "two hundred twenty-two billion, one hundred forty-four million, forty-one thousand, four".