10123042312 has 16 divisors (see below), whose sum is σ = 19592985600. Its totient is φ = 4898246160.

The previous prime is 10123042301. The next prime is 10123042333. The reversal of 10123042312 is 21324032101.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 10123042312.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20409112 + ... + 20409607.

It is an arithmetic number, because the mean of its divisors is an integer number (1224561600).

Almost surely, 2^10123042312 is an apocalyptic number.

It is an amenable number.

10123042312 is a deficient number, since it is larger than the sum of its proper divisors (9469943288).

10123042312 is a wasteful number, since it uses less digits than its factorization.

10123042312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40818756 (or 40818752 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 10123042312 its reverse (21324032101), we get a palindrome (31447074413).

The spelling of 10123042312 in words is "ten billion, one hundred twenty-three million, forty-two thousand, three hundred twelve".