222143421214021 has 8 divisors (see below), whose sum is σ = 235222856729280. Its totient is φ = 209065338525888.

The previous prime is 222143421213979. The next prime is 222143421214109. The reversal of 222143421214021 is 120412124341222.

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 222143421214021 - 2⁷ = 222143421213893 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 (222143421214321) 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, 337868691 + ... + 338525536.

It is an arithmetic number, because the mean of its divisors is an integer number (29402857091160).

Almost surely, 2^{222143421214021} is an apocalyptic number.

It is an amenable number.

222143421214021 is a deficient number, since it is larger than the sum of its proper divisors (13079435515259).

222143421214021 is a wasteful number, since it uses less digits than its factorization.

222143421214021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676413563.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 222143421214021 its reverse (120412124341222), we get a palindrome (342555545555243).

The spelling of 222143421214021 in words is "two hundred twenty-two trillion, one hundred forty-three billion, four hundred twenty-one million, two hundred fourteen thousand, twenty-one".