1242313113611 has 2 divisors, whose sum is σ = 1242313113612. Its totient is φ = 1242313113610.

The previous prime is 1242313113533. The next prime is 1242313113637. The reversal of 1242313113611 is 1163113132421.

It is a strong prime.

It is an emirp because it is prime and its reverse (1163113132421) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1242313113611 is a prime.

It is a super-3 number, since 3×1242313113611³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1242313113011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 621156556805 + 621156556806.

It is an arithmetic number, because the mean of its divisors is an integer number (621156556806).

Almost surely, 2^{1242313113611} is an apocalyptic number.

1242313113611 is a deficient number, since it is larger than the sum of its proper divisors (1).

1242313113611 is an equidigital number, since it uses as much as digits as its factorization.

1242313113611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 29.

The spelling of 1242313113611 in words is "one trillion, two hundred forty-two billion, three hundred thirteen million, one hundred thirteen thousand, six hundred eleven".