222102440404 has 24 divisors (see below), whose sum is σ = 419087595528. Its totient is φ = 102383940480.

The previous prime is 222102440377. The next prime is 222102440407. The reversal of 222102440404 is 404044201222.

It can be written as a sum of positive squares in 4 ways, for example, as 7974132804 + 214128307600 = 89298^2 + 462740^2 .

It is a super-3 number, since 3×222102440404³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222102440407) 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, 2558527 + ... + 2643910.

It is an arithmetic number, because the mean of its divisors is an integer number (17461983147).

Almost surely, 2^222102440404 is an apocalyptic number.

It is an amenable number.

222102440404 is a deficient number, since it is larger than the sum of its proper divisors (196985155124).

222102440404 is a wasteful number, since it uses less digits than its factorization.

222102440404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5203275 (or 5203273 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 222102440404 its reverse (404044201222), we get a palindrome (626146641626).

The spelling of 222102440404 in words is "two hundred twenty-two billion, one hundred two million, four hundred forty thousand, four hundred four".