222001110221001 has 8 divisors (see below), whose sum is σ = 304001520302784. Its totient is φ = 144000720143280.

The previous prime is 222001110220999. The next prime is 222001110221017. The reversal of 222001110221001 is 100122011100222.

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

It is not a de Polignac number, because 222001110221001 - 2¹ = 222001110220999 is a prime.

It is a super-2 number, since 2×222001110221001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222001110221701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1000005000885 + ... + 1000005001106.

It is an arithmetic number, because the mean of its divisors is an integer number (38000190037848).

Almost surely, 2^{222001110221001} is an apocalyptic number.

It is an amenable number.

222001110221001 is a deficient number, since it is larger than the sum of its proper divisors (82000410081783).

222001110221001 is a wasteful number, since it uses less digits than its factorization.

222001110221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000010002031.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 222001110221001 its reverse (100122011100222), we get a palindrome (322123121321223).

The spelling of 222001110221001 in words is "two hundred twenty-two trillion, one billion, one hundred ten million, two hundred twenty-one thousand, one".