1331120342023 has 2 divisors, whose sum is σ = 1331120342024. Its totient is φ = 1331120342022.

The previous prime is 1331120341981. The next prime is 1331120342039. The reversal of 1331120342023 is 3202430211331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1331120342023 - 2²¹ = 1331118244871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1331120342053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665560171011 + 665560171012.

It is an arithmetic number, because the mean of its divisors is an integer number (665560171012).

Almost surely, 2^{1331120342023} is an apocalyptic number.

1331120342023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331120342023 is an equidigital number, since it uses as much as digits as its factorization.

1331120342023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1331120342023 its reverse (3202430211331), we get a palindrome (4533550553354).

The spelling of 1331120342023 in words is "one trillion, three hundred thirty-one billion, one hundred twenty million, three hundred forty-two thousand, twenty-three".