10214295921 has 12 divisors (see below), whose sum is σ = 14754909520. Its totient is φ = 6809103000.

The previous prime is 10214295919. The next prime is 10214295947. The reversal of 10214295921 is 12959241201.

10214295921 is a `hidden beast` number, since 1 + 0 + 21 + 42 + 9 + 592 + 1 = 666.

It is not a de Polignac number, because 10214295921 - 2¹ = 10214295919 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10214291921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 192546 + ... + 239796.

Almost surely, 2^10214295921 is an apocalyptic number.

It is an amenable number.

10214295921 is a deficient number, since it is larger than the sum of its proper divisors (4540613599).

10214295921 is a wasteful number, since it uses less digits than its factorization.

10214295921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71276 (or 71273 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The spelling of 10214295921 in words is "ten billion, two hundred fourteen million, two hundred ninety-five thousand, nine hundred twenty-one".