2221120212233 has 32 divisors (see below), whose sum is σ = 2461432821120. Its totient is φ = 1991204328960.

The previous prime is 2221120212211. The next prime is 2221120212323. The reversal of 2221120212233 is 3322120211222.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2221120212233 - 2³⁶ = 2152400735497 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2221120212199 and 2221120212208.

It is not an unprimeable number, because it can be changed into a prime (2221120215233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 108427010 + ... + 108447492.

It is an arithmetic number, because the mean of its divisors is an integer number (76919775660).

Almost surely, 2^{2221120212233} is an apocalyptic number.

It is an amenable number.

2221120212233 is a deficient number, since it is larger than the sum of its proper divisors (240312608887).

2221120212233 is a wasteful number, since it uses less digits than its factorization.

2221120212233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21449.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2221120212233 its reverse (3322120211222), we get a palindrome (5543240423455).

The spelling of 2221120212233 in words is "two trillion, two hundred twenty-one billion, one hundred twenty million, two hundred twelve thousand, two hundred thirty-three".