10119921 has 24 divisors (see below), whose sum is σ = 16071264. Its totient is φ = 5644800.

The previous prime is 10119911. The next prime is 10119929. The reversal of 10119921 is 12991101.

It is not a de Polignac number, because 10119921 - 2⁹ = 10119409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10119891 and 10119900.

It is not an unprimeable number, because it can be changed into a prime (10119929) 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 23 ways as a sum of consecutive naturals, for example, 5521 + ... + 7121.

It is an arithmetic number, because the mean of its divisors is an integer number (669636).

Almost surely, 2^10119921 is an apocalyptic number.

It is an amenable number.

10119921 is a deficient number, since it is larger than the sum of its proper divisors (5951343).

10119921 is a wasteful number, since it uses less digits than its factorization.

10119921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1661 (or 1654 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 24.

The square root of 10119921 is about 3181.1823273745. The cubic root of 10119921 is about 216.3012557399.

The spelling of 10119921 in words is "ten million, one hundred nineteen thousand, nine hundred twenty-one".