22266112236 has 96 divisors (see below), whose sum is σ = 58043784960. Its totient is φ = 6602010624.

The previous prime is 22266112177. The next prime is 22266112237. The reversal of 22266112236 is 63221166222.

It is a happy number.

It is a super-2 number, since 2×22266112236² (a number of 21 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 22266112197 and 22266112206.

It is not an unprimeable number, because it can be changed into a prime (22266112237) 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 31 ways as a sum of consecutive naturals, for example, 1671675 + ... + 1684941.

It is an arithmetic number, because the mean of its divisors is an integer number (604622760).

Almost surely, 2^22266112236 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22266112236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29021892480).

22266112236 is an abundant number, since it is smaller than the sum of its proper divisors (35777672724).

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

22266112236 is a wasteful number, since it uses less digits than its factorization.

22266112236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13743 (or 13741 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

Adding to 22266112236 its reverse (63221166222), we get a palindrome (85487278458).

The spelling of 22266112236 in words is "twenty-two billion, two hundred sixty-six million, one hundred twelve thousand, two hundred thirty-six".