222004042004 has 12 divisors (see below), whose sum is σ = 388510430784. Its totient is φ = 111001061784.

The previous prime is 222004041989. The next prime is 222004042009. The reversal of 222004042004 is 400240400222.

It is a super-2 number, since 2×222004042004² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222004042009) 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, 637799 + ... + 922385.

It is an arithmetic number, because the mean of its divisors is an integer number (32375869232).

Almost surely, 2^222004042004 is an apocalyptic number.

It is an amenable number.

222004042004 is a deficient number, since it is larger than the sum of its proper divisors (166506388780).

222004042004 is a wasteful number, since it uses less digits than its factorization.

222004042004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479614 (or 479612 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 222004042004 its reverse (400240400222), we get a palindrome (622244442226).

The spelling of 222004042004 in words is "two hundred twenty-two billion, four million, forty-two thousand, four".