10212105125612 has 18 divisors (see below), whose sum is σ = 19351637081028. Its totient is φ = 4713279288432.

The previous prime is 10212105125569. The next prime is 10212105125647. The reversal of 10212105125612 is 21652150121201.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7553331518 + ... + 7553332869.

It is an arithmetic number, because the mean of its divisors is an integer number (1075090948946).

Almost surely, 2^{10212105125612} is an apocalyptic number.

It is an amenable number.

10212105125612 is a deficient number, since it is larger than the sum of its proper divisors (9139531955416).

10212105125612 is a wasteful number, since it uses less digits than its factorization.

10212105125612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15106664417 (or 15106664402 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 29.

Adding to 10212105125612 its reverse (21652150121201), we get a palindrome (31864255246813).

The spelling of 10212105125612 in words is "ten trillion, two hundred twelve billion, one hundred five million, one hundred twenty-five thousand, six hundred twelve".