222124404432221 has 8 divisors (see below), whose sum is σ = 222839919744000. Its totient is φ = 221408897383440.

The previous prime is 222124404432121. The next prime is 222124404432299. The reversal of 222124404432221 is 122234404421222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222124404432221 - 2¹⁰ = 222124404431197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222124404432121) 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, 54253295 + ... + 58203683.

It is an arithmetic number, because the mean of its divisors is an integer number (27854989968000).

Almost surely, 2^{222124404432221} is an apocalyptic number.

It is an amenable number.

222124404432221 is a deficient number, since it is larger than the sum of its proper divisors (715515311779).

222124404432221 is a wasteful number, since it uses less digits than its factorization.

222124404432221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4131499.

The product of its (nonzero) digits is 98304, while the sum is 35.

Adding to 222124404432221 its reverse (122234404421222), we get a palindrome (344358808853443).

The spelling of 222124404432221 in words is "two hundred twenty-two trillion, one hundred twenty-four billion, four hundred four million, four hundred thirty-two thousand, two hundred twenty-one".