1331223103337 has 2 divisors, whose sum is σ = 1331223103338. Its totient is φ = 1331223103336.

The previous prime is 1331223103313. The next prime is 1331223103363. The reversal of 1331223103337 is 7333013221331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1144602559321 + 186620544016 = 1069861^2 + 431996^2 .

It is a cyclic number.

It is not a de Polignac number, because 1331223103337 - 2¹⁶ = 1331223037801 is a prime.

It is not a weakly prime, because it can be changed into another prime (1331223103387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665611551668 + 665611551669.

It is an arithmetic number, because the mean of its divisors is an integer number (665611551669).

Almost surely, 2^{1331223103337} is an apocalyptic number.

It is an amenable number.

1331223103337 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331223103337 is an equidigital number, since it uses as much as digits as its factorization.

1331223103337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 32.

Adding to 1331223103337 its reverse (7333013221331), we get a palindrome (8664236324668).

The spelling of 1331223103337 in words is "one trillion, three hundred thirty-one billion, two hundred twenty-three million, one hundred three thousand, three hundred thirty-seven".