23223000012 has 24 divisors (see below), whose sum is σ = 54206139456. Its totient is φ = 7738265808.

The previous prime is 23222999977. The next prime is 23223000029. The reversal of 23223000012 is 21000032232.

It is a junction number, because it is equal to n+sod(n) for n = 23222999955 and 23223000000.

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, 306238 + ... + 374469.

It is an arithmetic number, because the mean of its divisors is an integer number (2258589144).

Almost surely, 2^23223000012 is an apocalyptic number.

It is an amenable number.

23223000012 is an abundant number, since it is smaller than the sum of its proper divisors (30983139444).

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

23223000012 is a wasteful number, since it uses less digits than its factorization.

23223000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683557 (or 683555 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 23223000012 its reverse (21000032232), we get a palindrome (44223032244).

The spelling of 23223000012 in words is "twenty-three billion, two hundred twenty-three million, twelve", and thus it is an aban number.