222001022122001 has 8 divisors (see below), whose sum is σ = 222058610398944. Its totient is φ = 221943439111680.

The previous prime is 222001022121953. The next prime is 222001022122039. The reversal of 222001022122001 is 100221220100222.

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 222001022122001 - 2¹⁴ = 222001022105617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222001022152001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83710166 + ... + 86321456.

It is an arithmetic number, because the mean of its divisors is an integer number (27757326299868).

Almost surely, 2^{222001022122001} is an apocalyptic number.

It is an amenable number.

222001022122001 is a deficient number, since it is larger than the sum of its proper divisors (57588276943).

222001022122001 is a wasteful number, since it uses less digits than its factorization.

222001022122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2633311.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222001022122001 its reverse (100221220100222), we get a palindrome (322222242222223).

The spelling of 222001022122001 in words is "two hundred twenty-two trillion, one billion, twenty-two million, one hundred twenty-two thousand, one".