222101200221001 has 8 divisors (see below), whose sum is σ = 222159000683520. Its totient is φ = 222043406130912.

The previous prime is 222101200220957. The next prime is 222101200221049. The reversal of 222101200221001 is 100122002101222.

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 222101200221001 - 2¹⁵ = 222101200188233 is a prime.

It is a super-3 number, since 3×222101200221001³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222101200221401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68523861 + ... + 71691853.

It is an arithmetic number, because the mean of its divisors is an integer number (27769875085440).

Almost surely, 2^{222101200221001} is an apocalyptic number.

It is an amenable number.

222101200221001 is a deficient number, since it is larger than the sum of its proper divisors (57800462519).

222101200221001 is a wasteful number, since it uses less digits than its factorization.

222101200221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3186215.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222101200221001 its reverse (100122002101222), we get a palindrome (322223202322223).

The spelling of 222101200221001 in words is "two hundred twenty-two trillion, one hundred one billion, two hundred million, two hundred twenty-one thousand, one".