1342198712111 has 2 divisors, whose sum is σ = 1342198712112. Its totient is φ = 1342198712110.

The previous prime is 1342198712081. The next prime is 1342198712149. The reversal of 1342198712111 is 1112178912431.

It is a weak prime.

It is an emirp because it is prime and its reverse (1112178912431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1342198712111 - 2⁶ = 1342198712047 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1342198712161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671099356055 + 671099356056.

It is an arithmetic number, because the mean of its divisors is an integer number (671099356056).

Almost surely, 2^{1342198712111} is an apocalyptic number.

1342198712111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342198712111 is an equidigital number, since it uses as much as digits as its factorization.

1342198712111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 41.

The spelling of 1342198712111 in words is "one trillion, three hundred forty-two billion, one hundred ninety-eight million, seven hundred twelve thousand, one hundred eleven".