22312356436 has 12 divisors (see below), whose sum is σ = 39877403328. Its totient is φ = 10918812632.

The previous prime is 22312356427. The next prime is 22312356439. The reversal of 22312356436 is 63465321322.

It is a super-3 number, since 3×22312356436³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 22312356395 and 22312356404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22312356439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59341186 + ... + 59341561.

It is an arithmetic number, because the mean of its divisors is an integer number (3323116944).

Almost surely, 2^22312356436 is an apocalyptic number.

It is an amenable number.

22312356436 is a deficient number, since it is larger than the sum of its proper divisors (17565046892).

22312356436 is a wasteful number, since it uses less digits than its factorization.

22312356436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118682798 (or 118682796 counting only the distinct ones).

The product of its digits is 155520, while the sum is 37.

Adding to 22312356436 its reverse (63465321322), we get a palindrome (85777677758).

The spelling of 22312356436 in words is "twenty-two billion, three hundred twelve million, three hundred fifty-six thousand, four hundred thirty-six".