13142342123381 has 2 divisors, whose sum is σ = 13142342123382. Its totient is φ = 13142342123380.

The previous prime is 13142342123357. The next prime is 13142342123401. The reversal of 13142342123381 is 18332124324131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10235968396900 + 2906373726481 = 3199370^2 + 1704809^2 .

It is a cyclic number.

It is not a de Polignac number, because 13142342123381 - 2³⁸ = 12867464216437 is a prime.

It is a super-2 number, since 2×13142342123381² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13142342123311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6571171061690 + 6571171061691.

It is an arithmetic number, because the mean of its divisors is an integer number (6571171061691).

Almost surely, 2^{13142342123381} is an apocalyptic number.

It is an amenable number.

13142342123381 is a deficient number, since it is larger than the sum of its proper divisors (1).

13142342123381 is an equidigital number, since it uses as much as digits as its factorization.

13142342123381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 38.

The spelling of 13142342123381 in words is "thirteen trillion, one hundred forty-two billion, three hundred forty-two million, one hundred twenty-three thousand, three hundred eighty-one".