10452252021 has 4 divisors (see below), whose sum is σ = 13936336032. Its totient is φ = 6968168012.

The previous prime is 10452252017. The next prime is 10452252023. The reversal of 10452252021 is 12025225401.

10452252021 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 a cyclic number.

It is not a de Polignac number, because 10452252021 - 2² = 10452252017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10452251982 and 10452252000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10452252023) 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, 1742042001 + ... + 1742042006.

It is an arithmetic number, because the mean of its divisors is an integer number (3484084008).

Almost surely, 2^10452252021 is an apocalyptic number.

It is an amenable number.

10452252021 is a deficient number, since it is larger than the sum of its proper divisors (3484084011).

10452252021 is an equidigital number, since it uses as much as digits as its factorization.

10452252021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3484084010.

The product of its (nonzero) digits is 1600, while the sum is 24.

Adding to 10452252021 its reverse (12025225401), we get a palindrome (22477477422).

The spelling of 10452252021 in words is "ten billion, four hundred fifty-two million, two hundred fifty-two thousand, twenty-one".