201324332449 has 2 divisors, whose sum is σ = 201324332450. Its totient is φ = 201324332448.

The previous prime is 201324332399. The next prime is 201324332459. The reversal of 201324332449 is 944233423102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 199145310049 + 2179022400 = 446257^2 + 46680^2 .

It is a cyclic number.

It is not a de Polignac number, because 201324332449 - 2¹¹ = 201324330401 is a prime.

It is not a weakly prime, because it can be changed into another prime (201324332459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100662166224 + 100662166225.

It is an arithmetic number, because the mean of its divisors is an integer number (100662166225).

Almost surely, 2^201324332449 is an apocalyptic number.

It is an amenable number.

201324332449 is a deficient number, since it is larger than the sum of its proper divisors (1).

201324332449 is an equidigital number, since it uses as much as digits as its factorization.

201324332449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 37.

The spelling of 201324332449 in words is "two hundred one billion, three hundred twenty-four million, three hundred thirty-two thousand, four hundred forty-nine".