2222333121 has 16 divisors (see below), whose sum is σ = 3007880960. Its totient is φ = 1459261440.

The previous prime is 2222333111. The next prime is 2222333131. The reversal of 2222333121 is 1213332222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2222333111) and next prime (2222333131).

It is not a de Polignac number, because 2222333121 - 2¹⁷ = 2222202049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2222333111) 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 15 ways as a sum of consecutive naturals, for example, 88641 + ... + 110913.

It is an arithmetic number, because the mean of its divisors is an integer number (187992560).

Almost surely, 2^2222333121 is an apocalyptic number.

It is an amenable number.

2222333121 is a deficient number, since it is larger than the sum of its proper divisors (785547839).

2222333121 is a wasteful number, since it uses less digits than its factorization.

2222333121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22776.

The product of its digits is 864, while the sum is 21.

The square root of 2222333121 is about 47141.6283235953. The cubic root of 2222333121 is about 1304.9775877304.

Adding to 2222333121 its reverse (1213332222), we get a palindrome (3435665343).

The spelling of 2222333121 in words is "two billion, two hundred twenty-two million, three hundred thirty-three thousand, one hundred twenty-one".