22323012320305 has 8 divisors (see below), whose sum is σ = 26795931355944. Its totient is φ = 17852865475200.

The previous prime is 22323012320267. The next prime is 22323012320327. The reversal of 22323012320305 is 50302321032322.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1326235534129 + 20996776786176 = 1151623^2 + 4582224^2 .

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

It is not a de Polignac number, because 22323012320305 - 2⁷ = 22323012320177 is a prime.

It is a super-3 number, since 3×22323012320305³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 693029916 + ... + 693062125.

It is an arithmetic number, because the mean of its divisors is an integer number (3349491419493).

Almost surely, 2^{22323012320305} is an apocalyptic number.

It is an amenable number.

22323012320305 is a deficient number, since it is larger than the sum of its proper divisors (4472919035639).

22323012320305 is a wasteful number, since it uses less digits than its factorization.

22323012320305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386095267.

The product of its (nonzero) digits is 12960, while the sum is 28.

Adding to 22323012320305 its reverse (50302321032322), we get a palindrome (72625333352627).

The spelling of 22323012320305 in words is "twenty-two trillion, three hundred twenty-three billion, twelve million, three hundred twenty thousand, three hundred five".