222001224404 has 24 divisors (see below), whose sum is σ = 416350128768. Its totient is φ = 103304916000.

The previous prime is 222001224371. The next prime is 222001224433. The reversal of 222001224404 is 404422100222.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 222001224404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32605472 + ... + 32612279.

It is an arithmetic number, because the mean of its divisors is an integer number (17347922032).

Almost surely, 2^222001224404 is an apocalyptic number.

It is an amenable number.

222001224404 is a deficient number, since it is larger than the sum of its proper divisors (194348904364).

222001224404 is a wasteful number, since it uses less digits than its factorization.

222001224404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65217815 (or 65217813 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 222001224404 its reverse (404422100222), we get a palindrome (626423324626).

The spelling of 222001224404 in words is "two hundred twenty-two billion, one million, two hundred twenty-four thousand, four hundred four".