22323020312 has 8 divisors (see below), whose sum is σ = 41855663100. Its totient is φ = 11161510152.

The previous prime is 22323020281. The next prime is 22323020383. The reversal of 22323020312 is 21302032322.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×22323020312³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1395188762 + ... + 1395188777.

Almost surely, 2^22323020312 is an apocalyptic number.

It is an amenable number.

22323020312 is a deficient number, since it is larger than the sum of its proper divisors (19532642788).

22323020312 is a wasteful number, since it uses less digits than its factorization.

22323020312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2790377545 (or 2790377541 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22323020312 its reverse (21302032322), we get a palindrome (43625052634).

The spelling of 22323020312 in words is "twenty-two billion, three hundred twenty-three million, twenty thousand, three hundred twelve".