22312163623 has 8 divisors (see below), whose sum is σ = 22466133216. Its totient is φ = 22158276000.

The previous prime is 22312163593. The next prime is 22312163651. The reversal of 22312163623 is 32636121322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22312163623 - 2¹³ = 22312155431 is a prime.

It is a super-3 number, since 3×22312163623³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22312163663) 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 7 ways as a sum of consecutive naturals, for example, 587553 + ... + 624373.

It is an arithmetic number, because the mean of its divisors is an integer number (2808266652).

Almost surely, 2^22312163623 is an apocalyptic number.

22312163623 is a deficient number, since it is larger than the sum of its proper divisors (153969593).

22312163623 is a wasteful number, since it uses less digits than its factorization.

22312163623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40985.

The product of its digits is 15552, while the sum is 31.

Adding to 22312163623 its reverse (32636121322), we get a palindrome (54948284945).

The spelling of 22312163623 in words is "twenty-two billion, three hundred twelve million, one hundred sixty-three thousand, six hundred twenty-three".