2202112221121 has 8 divisors (see below), whose sum is σ = 2228698792224. Its totient is φ = 2175678009120.

The previous prime is 2202112221107. The next prime is 2202112221143. The reversal of 2202112221121 is 1211222112022.

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 2202112221121 - 2¹⁹ = 2202111696833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2202112221151) 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, 38060695 + ... + 38118508.

It is an arithmetic number, because the mean of its divisors is an integer number (278587349028).

Almost surely, 2^{2202112221121} is an apocalyptic number.

It is an amenable number.

2202112221121 is a deficient number, since it is larger than the sum of its proper divisors (26586571103).

2202112221121 is a wasteful number, since it uses less digits than its factorization.

2202112221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76179551.

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

Adding to 2202112221121 its reverse (1211222112022), we get a palindrome (3413334333143).

The spelling of 2202112221121 in words is "two trillion, two hundred two billion, one hundred twelve million, two hundred twenty-one thousand, one hundred twenty-one".