2222011221121 has 8 divisors (see below), whose sum is σ = 2356630576704. Its totient is φ = 2090559379920.

The previous prime is 2222011221091. The next prime is 2222011221181. The reversal of 2222011221121 is 1211221102222.

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 2222011221121 - 2⁷ = 2222011220993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2222011221181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791877151 + ... + 791879956.

It is an arithmetic number, because the mean of its divisors is an integer number (294578822088).

Almost surely, 2^{2222011221121} is an apocalyptic number.

It is an amenable number.

2222011221121 is a deficient number, since it is larger than the sum of its proper divisors (134619355583).

2222011221121 is a wasteful number, since it uses less digits than its factorization.

2222011221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1583757191.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 2222011221121 its reverse (1211221102222), we get a palindrome (3433232323343).

The spelling of 2222011221121 in words is "two trillion, two hundred twenty-two billion, eleven million, two hundred twenty-one thousand, one hundred twenty-one".