22133223212112 has 160 divisors (see below), whose sum is σ = 67092100275200. Its totient is φ = 6966671213952.

The previous prime is 22133223212071. The next prime is 22133223212201. The reversal of 22133223212112 is 21121232233122.

22133223212112 is a `hidden beast` number, since 2 + 2 + 1 + 3 + 322 + 321 + 2 + 1 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1871908 + ... + 6911619.

It is an arithmetic number, because the mean of its divisors is an integer number (419325626720).

Almost surely, 2^{22133223212112} is an apocalyptic number.

It is an amenable number.

22133223212112 is an abundant number, since it is smaller than the sum of its proper divisors (44958877063088).

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

22133223212112 is a wasteful number, since it uses less digits than its factorization.

22133223212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8783870 (or 8783858 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

Adding to 22133223212112 its reverse (21121232233122), we get a palindrome (43254455445234).

The spelling of 22133223212112 in words is "twenty-two trillion, one hundred thirty-three billion, two hundred twenty-three million, two hundred twelve thousand, one hundred twelve".