10005221051 has 8 divisors (see below), whose sum is σ = 11435547360. Its totient is φ = 8575147008.

The previous prime is 10005221041. The next prime is 10005221063. The reversal of 10005221051 is 15012250001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10005221051 - 2²⁶ = 9938112187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10005221041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31355 + ... + 144891.

It is an arithmetic number, because the mean of its divisors is an integer number (1429443420).

Almost surely, 2^10005221051 is an apocalyptic number.

10005221051 is a deficient number, since it is larger than the sum of its proper divisors (1430326309).

10005221051 is a wasteful number, since it uses less digits than its factorization.

10005221051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126133.

The product of its (nonzero) digits is 100, while the sum is 17.

Adding to 10005221051 its reverse (15012250001), we get a palindrome (25017471052).

The spelling of 10005221051 in words is "ten billion, five million, two hundred twenty-one thousand, fifty-one".