10032530021 has 4 divisors (see below), whose sum is σ = 10036821600. Its totient is φ = 10028238444.

The previous prime is 10032530009. The next prime is 10032530033. The reversal of 10032530021 is 12003523001.

10032530021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (10032530009) and next prime (10032530033).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10032530021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10032130021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2142281 + ... + 2146958.

It is an arithmetic number, because the mean of its divisors is an integer number (2509205400).

Almost surely, 2^10032530021 is an apocalyptic number.

It is an amenable number.

10032530021 is a deficient number, since it is larger than the sum of its proper divisors (4291579).

10032530021 is an equidigital number, since it uses as much as digits as its factorization.

10032530021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4291578.

The product of its (nonzero) digits is 180, while the sum is 17.

The spelling of 10032530021 in words is "ten billion, thirty-two million, five hundred thirty thousand, twenty-one".