2222121110201 has 16 divisors (see below), whose sum is σ = 2332625164800. Its totient is φ = 2113987232448.

The previous prime is 2222121110189. The next prime is 2222121110207. The reversal of 2222121110201 is 1020111212222.

It is a cyclic number.

It is not a de Polignac number, because 2222121110201 - 2¹⁰ = 2222121109177 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 2222121110201.

It is not an unprimeable number, because it can be changed into a prime (2222121110207) 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 15 ways as a sum of consecutive naturals, for example, 119891 + ... + 2111543.

It is an arithmetic number, because the mean of its divisors is an integer number (145789072800).

Almost surely, 2^{2222121110201} is an apocalyptic number.

It is an amenable number.

2222121110201 is a deficient number, since it is larger than the sum of its proper divisors (110504054599).

2222121110201 is a wasteful number, since it uses less digits than its factorization.

2222121110201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1992248.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2222121110201 its reverse (1020111212222), we get a palindrome (3242232322423).

The spelling of 2222121110201 in words is "two trillion, two hundred twenty-two billion, one hundred twenty-one million, one hundred ten thousand, two hundred one".