10012123001 has 8 divisors (see below), whose sum is σ = 10108576224. Its totient is φ = 9915723360.

The previous prime is 10012122997. The next prime is 10012123013. The reversal of 10012123001 is 10032121001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10012123001 - 2² = 10012122997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10012123061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 433106 + ... + 455636.

It is an arithmetic number, because the mean of its divisors is an integer number (1263572028).

Almost surely, 2^10012123001 is an apocalyptic number.

It is an amenable number.

10012123001 is a deficient number, since it is larger than the sum of its proper divisors (96453223).

10012123001 is a wasteful number, since it uses less digits than its factorization.

10012123001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26791.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10012123001 its reverse (10032121001), we get a palindrome (20044244002).

The spelling of 10012123001 in words is "ten billion, twelve million, one hundred twenty-three thousand, one".