32320035421 has 2 divisors, whose sum is σ = 32320035422. Its totient is φ = 32320035420.

The previous prime is 32320035389. The next prime is 32320035431. The reversal of 32320035421 is 12453002323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29075024196 + 3245011225 = 170514^2 + 56965^2 .

It is a cyclic number.

It is not a de Polignac number, because 32320035421 - 2⁵ = 32320035389 is a prime.

It is a super-2 number, since 2×32320035421² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32320035431) 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 as a sum of consecutive naturals, namely, 16160017710 + 16160017711.

It is an arithmetic number, because the mean of its divisors is an integer number (16160017711).

Almost surely, 2^32320035421 is an apocalyptic number.

It is an amenable number.

32320035421 is a deficient number, since it is larger than the sum of its proper divisors (1).

32320035421 is an equidigital number, since it uses as much as digits as its factorization.

32320035421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 32320035421 its reverse (12453002323), we get a palindrome (44773037744).

The spelling of 32320035421 in words is "thirty-two billion, three hundred twenty million, thirty-five thousand, four hundred twenty-one".