10123403012 has 24 divisors (see below), whose sum is σ = 18055699200. Its totient is φ = 4964690016.

The previous prime is 10123403009. The next prime is 10123403023. The reversal of 10123403012 is 21030432101.

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, 1067789 + ... + 1077227.

It is an arithmetic number, because the mean of its divisors is an integer number (752320800).

Almost surely, 2^10123403012 is an apocalyptic number.

It is an amenable number.

10123403012 is a deficient number, since it is larger than the sum of its proper divisors (7932296188).

10123403012 is a wasteful number, since it uses less digits than its factorization.

10123403012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14555 (or 14553 counting only the distinct ones).

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

Adding to 10123403012 its reverse (21030432101), we get a palindrome (31153835113).

The spelling of 10123403012 in words is "ten billion, one hundred twenty-three million, four hundred three thousand, twelve".