10112921 has 16 divisors (see below), whose sum is σ = 13104000. Its totient is φ = 7579008.

The previous prime is 10112897. The next prime is 10112989. The reversal of 10112921 is 12921101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10112921 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10112921.

It is not an unprimeable number, because it can be changed into a prime (10112321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1196 + ... + 4653.

It is an arithmetic number, because the mean of its divisors is an integer number (819000).

Almost surely, 2^10112921 is an apocalyptic number.

It is an amenable number.

10112921 is a deficient number, since it is larger than the sum of its proper divisors (2991079).

10112921 is a wasteful number, since it uses less digits than its factorization.

10112921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5888.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 10112921 is about 3180.0819171839. The cubic root of 10112921 is about 216.2513720162.

The spelling of 10112921 in words is "ten million, one hundred twelve thousand, nine hundred twenty-one".