222022220404 has 12 divisors (see below), whose sum is σ = 411394114404. Its totient is φ = 104481044864.

The previous prime is 222022220401. The next prime is 222022220411. The reversal of 222022220404 is 404022220222.

It can be written as a sum of positive squares in 2 ways, for example, as 154032700900 + 67989519504 = 392470^2 + 260748^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222022220401) 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, 1632516259 + ... + 1632516394.

It is an arithmetic number, because the mean of its divisors is an integer number (34282842867).

Almost surely, 2^222022220404 is an apocalyptic number.

It is an amenable number.

222022220404 is a deficient number, since it is larger than the sum of its proper divisors (189371894000).

222022220404 is a wasteful number, since it uses less digits than its factorization.

222022220404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3265032674 (or 3265032672 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 222022220404 its reverse (404022220222), we get a palindrome (626044440626).

The spelling of 222022220404 in words is "two hundred twenty-two billion, twenty-two million, two hundred twenty thousand, four hundred four".