101143342387 has 2 divisors, whose sum is σ = 101143342388. Its totient is φ = 101143342386.

The previous prime is 101143342271. The next prime is 101143342439. The reversal of 101143342387 is 783243341101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101143342387 is a prime.

It is not a weakly prime, because it can be changed into another prime (101143342087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50571671193 + 50571671194.

It is an arithmetic number, because the mean of its divisors is an integer number (50571671194).

Almost surely, 2^101143342387 is an apocalyptic number.

101143342387 is a deficient number, since it is larger than the sum of its proper divisors (1).

101143342387 is an equidigital number, since it uses as much as digits as its factorization.

101143342387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 37.

Adding to 101143342387 its reverse (783243341101), we get a palindrome (884386683488).

The spelling of 101143342387 in words is "one hundred one billion, one hundred forty-three million, three hundred forty-two thousand, three hundred eighty-seven".