22333120221 has 16 divisors (see below), whose sum is σ = 31234867200. Its totient is φ = 14166839280.

The previous prime is 22333120217. The next prime is 22333120259. The reversal of 22333120221 is 12202133322.

It is a happy number.

It is not a de Polignac number, because 22333120221 - 2² = 22333120217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22333120261) 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 15 ways as a sum of consecutive naturals, for example, 834121 + ... + 860478.

It is an arithmetic number, because the mean of its divisors is an integer number (1952179200).

Almost surely, 2^22333120221 is an apocalyptic number.

It is an amenable number.

22333120221 is a deficient number, since it is larger than the sum of its proper divisors (8901746979).

22333120221 is a wasteful number, since it uses less digits than its factorization.

22333120221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694816.

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

Adding to 22333120221 its reverse (12202133322), we get a palindrome (34535253543).

The spelling of 22333120221 in words is "twenty-two billion, three hundred thirty-three million, one hundred twenty thousand, two hundred twenty-one".