22212120333 has 16 divisors (see below), whose sum is σ = 32331239360. Its totient is φ = 13481748864.

The previous prime is 22212120331. The next prime is 22212120347. The reversal of 22212120333 is 33302121222.

It is a happy number.

It is not a de Polignac number, because 22212120333 - 2¹ = 22212120331 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212120331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3898123 + ... + 3903816.

It is an arithmetic number, because the mean of its divisors is an integer number (2020702460).

Almost surely, 2^22212120333 is an apocalyptic number.

It is an amenable number.

22212120333 is a deficient number, since it is larger than the sum of its proper divisors (10119119027).

22212120333 is a wasteful number, since it uses less digits than its factorization.

22212120333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7802028.

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

Adding to 22212120333 its reverse (33302121222), we get a palindrome (55514241555).

The spelling of 22212120333 in words is "twenty-two billion, two hundred twelve million, one hundred twenty thousand, three hundred thirty-three".