32122001 has 2 divisors, whose sum is σ = 32122002. Its totient is φ = 32122000.

The previous prime is 32121997. The next prime is 32122021. The reversal of 32122001 is 10022123.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31091776 + 1030225 = 5576^2 + 1015^2 .

It is an emirp because it is prime and its reverse (10022123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32122001 - 2² = 32121997 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (32122021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16061000 + 16061001.

It is an arithmetic number, because the mean of its divisors is an integer number (16061001).

Almost surely, 2^32122001 is an apocalyptic number.

It is an amenable number.

32122001 is a deficient number, since it is larger than the sum of its proper divisors (1).

32122001 is an equidigital number, since it uses as much as digits as its factorization.

32122001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 32122001 is about 5667.6274577640. The cubic root of 32122001 is about 317.8831664736.

Adding to 32122001 its reverse (10022123), we get a palindrome (42144124).

It can be divided in two parts, 321 and 22001, that added together give a palindrome (22322).

The spelling of 32122001 in words is "thirty-two million, one hundred twenty-two thousand, one".