222323443214421 has 16 divisors (see below), whose sum is σ = 296478515696000. Its totient is φ = 148192001471808.

The previous prime is 222323443214419. The next prime is 222323443214489. The reversal of 222323443214421 is 124412344323222.

It is not a de Polignac number, because 222323443214421 - 2¹ = 222323443214419 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222323443214421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222323443214221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 561555480 + ... + 561951246.

It is an arithmetic number, because the mean of its divisors is an integer number (18529907231000).

Almost surely, 2^{222323443214421} is an apocalyptic number.

It is an amenable number.

222323443214421 is a deficient number, since it is larger than the sum of its proper divisors (74155072481579).

222323443214421 is a wasteful number, since it uses less digits than its factorization.

222323443214421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425148.

The product of its digits is 442368, while the sum is 39.

Adding to 222323443214421 its reverse (124412344323222), we get a palindrome (346735787537643).

The spelling of 222323443214421 in words is "two hundred twenty-two trillion, three hundred twenty-three billion, four hundred forty-three million, two hundred fourteen thousand, four hundred twenty-one".