222233020121 has 32 divisors (see below), whose sum is σ = 257782586880. Its totient is φ = 187659763200.

The previous prime is 222233020039. The next prime is 222233020151. The reversal of 222233020121 is 121020332222.

It is a happy number.

It is not a de Polignac number, because 222233020121 - 2¹⁴ = 222233003737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222233020093 and 222233020102.

It is not an unprimeable number, because it can be changed into a prime (222233020151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109527335 + ... + 109529363.

It is an arithmetic number, because the mean of its divisors is an integer number (8055705840).

Almost surely, 2^222233020121 is an apocalyptic number.

It is an amenable number.

222233020121 is a deficient number, since it is larger than the sum of its proper divisors (35549566759).

222233020121 is a wasteful number, since it uses less digits than its factorization.

222233020121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2985.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 222233020121 its reverse (121020332222), we get a palindrome (343253352343).

The spelling of 222233020121 in words is "two hundred twenty-two billion, two hundred thirty-three million, twenty thousand, one hundred twenty-one".