32001303013261 has 2 divisors, whose sum is σ = 32001303013262. Its totient is φ = 32001303013260.

The previous prime is 32001303013193. The next prime is 32001303013279. The reversal of 32001303013261 is 16231030310023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27699905824900 + 4301397188361 = 5263070^2 + 2073981^2 .

It is a cyclic number.

It is not a de Polignac number, because 32001303013261 - 2²³ = 32001294624653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32001303053261) 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, 16000651506630 + 16000651506631.

It is an arithmetic number, because the mean of its divisors is an integer number (16000651506631).

Almost surely, 2^{32001303013261} is an apocalyptic number.

It is an amenable number.

32001303013261 is a deficient number, since it is larger than the sum of its proper divisors (1).

32001303013261 is an equidigital number, since it uses as much as digits as its factorization.

32001303013261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 32001303013261 its reverse (16231030310023), we get a palindrome (48232333323284).

The spelling of 32001303013261 in words is "thirty-two trillion, one billion, three hundred three million, thirteen thousand, two hundred sixty-one".