10203110012 has 12 divisors (see below), whose sum is σ = 18158077560. Its totient is φ = 5015087856.

The previous prime is 10203110003. The next prime is 10203110077. The reversal of 10203110012 is 21001130201.

It is a junction number, because it is equal to n+sod(n) for n = 10203109975 and 10203110002.

It is a congruent number.

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, 21616523 + ... + 21616994.

It is an arithmetic number, because the mean of its divisors is an integer number (1513173130).

Almost surely, 2^10203110012 is an apocalyptic number.

It is an amenable number.

10203110012 is a deficient number, since it is larger than the sum of its proper divisors (7954967548).

10203110012 is a wasteful number, since it uses less digits than its factorization.

10203110012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43233580 (or 43233578 counting only the distinct ones).

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

Adding to 10203110012 its reverse (21001130201), we get a palindrome (31204240213).

The spelling of 10203110012 in words is "ten billion, two hundred three million, one hundred ten thousand, twelve".