23220123310312 has 32 divisors (see below), whose sum is σ = 43831890662400. Its totient is φ = 11531803060800.

The previous prime is 23220123310309. The next prime is 23220123310403. The reversal of 23220123310312 is 21301332102232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10485012 + ... + 12505027.

It is an arithmetic number, because the mean of its divisors is an integer number (1369746583200).

Almost surely, 2^{23220123310312} is an apocalyptic number.

It is an amenable number.

23220123310312 is a deficient number, since it is larger than the sum of its proper divisors (20611767352088).

23220123310312 is a wasteful number, since it uses less digits than its factorization.

23220123310312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22990897 (or 22990893 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 23220123310312 its reverse (21301332102232), we get a palindrome (44521455412544).

The spelling of 23220123310312 in words is "twenty-three trillion, two hundred twenty billion, one hundred twenty-three million, three hundred ten thousand, three hundred twelve".