32345211421 has 2 divisors, whose sum is σ = 32345211422. Its totient is φ = 32345211420.

The previous prime is 32345211419. The next prime is 32345211433. The reversal of 32345211421 is 12411254323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30280872196 + 2064339225 = 174014^2 + 45435^2 .

It is a cyclic number.

It is not a de Polignac number, because 32345211421 - 2¹ = 32345211419 is a prime.

Together with 32345211419, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 32345211421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32345211401) 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, 16172605710 + 16172605711.

It is an arithmetic number, because the mean of its divisors is an integer number (16172605711).

Almost surely, 2^32345211421 is an apocalyptic number.

It is an amenable number.

32345211421 is a deficient number, since it is larger than the sum of its proper divisors (1).

32345211421 is an equidigital number, since it uses as much as digits as its factorization.

32345211421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 28.

Adding to 32345211421 its reverse (12411254323), we get a palindrome (44756465744).

The spelling of 32345211421 in words is "thirty-two billion, three hundred forty-five million, two hundred eleven thousand, four hundred twenty-one".