10432002221 has 4 divisors (see below), whose sum is σ = 10443089244. Its totient is φ = 10420915200.

The previous prime is 10432002211. The next prime is 10432002233. The reversal of 10432002221 is 12220023401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5911456996 + 4520545225 = 76886^2 + 67235^2 .

It is a cyclic number.

It is not a de Polignac number, because 10432002221 - 2²² = 10427807917 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10432002221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10432002211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5542100 + ... + 5543981.

It is an arithmetic number, because the mean of its divisors is an integer number (2610772311).

Almost surely, 2^10432002221 is an apocalyptic number.

It is an amenable number.

10432002221 is a deficient number, since it is larger than the sum of its proper divisors (11087023).

10432002221 is an equidigital number, since it uses as much as digits as its factorization.

10432002221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11087022.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 10432002221 its reverse (12220023401), we get a palindrome (22652025622).

The spelling of 10432002221 in words is "ten billion, four hundred thirty-two million, two thousand, two hundred twenty-one".