1331202132241 has 2 divisors, whose sum is σ = 1331202132242. Its totient is φ = 1331202132240.

The previous prime is 1331202132233. The next prime is 1331202132301. The reversal of 1331202132241 is 1422312021331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 798513811216 + 532688321025 = 893596^2 + 729855^2 .

It is a cyclic number.

It is not a de Polignac number, because 1331202132241 - 2³ = 1331202132233 is a prime.

It is not a weakly prime, because it can be changed into another prime (1331202172241) 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, 665601066120 + 665601066121.

It is an arithmetic number, because the mean of its divisors is an integer number (665601066121).

Almost surely, 2^{1331202132241} is an apocalyptic number.

It is an amenable number.

1331202132241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331202132241 is an equidigital number, since it uses as much as digits as its factorization.

1331202132241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1331202132241 its reverse (1422312021331), we get a palindrome (2753514153572).

The spelling of 1331202132241 in words is "one trillion, three hundred thirty-one billion, two hundred two million, one hundred thirty-two thousand, two hundred forty-one".