1213320331411 has 2 divisors, whose sum is σ = 1213320331412. Its totient is φ = 1213320331410.

The previous prime is 1213320331403. The next prime is 1213320331427. The reversal of 1213320331411 is 1141330233121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1213320331411 - 2³ = 1213320331403 is a prime.

It is not a weakly prime, because it can be changed into another prime (1213320335411) 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, 606660165705 + 606660165706.

It is an arithmetic number, because the mean of its divisors is an integer number (606660165706).

Almost surely, 2^{1213320331411} is an apocalyptic number.

1213320331411 is a deficient number, since it is larger than the sum of its proper divisors (1).

1213320331411 is an equidigital number, since it uses as much as digits as its factorization.

1213320331411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 1213320331411 its reverse (1141330233121), we get a palindrome (2354650564532).

The spelling of 1213320331411 in words is "one trillion, two hundred thirteen billion, three hundred twenty million, three hundred thirty-one thousand, four hundred eleven".