22133001222 has 32 divisors (see below), whose sum is σ = 49278552960. Its totient is φ = 7363551240.

The previous prime is 22133001197. The next prime is 22133001239. The reversal of 22133001222 is 22210033122.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22133001195 and 22133001204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363604 + ... + 420087.

It is an arithmetic number, because the mean of its divisors is an integer number (1539954780).

Almost surely, 2^22133001222 is an apocalyptic number.

22133001222 is an abundant number, since it is smaller than the sum of its proper divisors (27145551738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22133001222 is a wasteful number, since it uses less digits than its factorization.

22133001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784225 (or 784219 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 22133001222 its reverse (22210033122), we get a palindrome (44343034344).

The spelling of 22133001222 in words is "twenty-two billion, one hundred thirty-three million, one thousand, two hundred twenty-two".