10123203212 has 12 divisors (see below), whose sum is σ = 17716313496. Its totient is φ = 5061399360.

The previous prime is 10123203203. The next prime is 10123203229. The reversal of 10123203212 is 21230232101.

10123203212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 154148 + ... + 209780.

It is an arithmetic number, because the mean of its divisors is an integer number (1476359458).

Almost surely, 2^10123203212 is an apocalyptic number.

It is an amenable number.

10123203212 is a deficient number, since it is larger than the sum of its proper divisors (7593110284).

10123203212 is a wasteful number, since it uses less digits than its factorization.

10123203212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101128 (or 101126 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 10123203212 its reverse (21230232101), we get a palindrome (31353435313).

The spelling of 10123203212 in words is "ten billion, one hundred twenty-three million, two hundred three thousand, two hundred twelve".