101243342093 has 2 divisors, whose sum is σ = 101243342094. Its totient is φ = 101243342092.

The previous prime is 101243342063. The next prime is 101243342119. The reversal of 101243342093 is 390243342101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99948925609 + 1294416484 = 316147^2 + 35978^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101243342093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101243342023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50621671046 + 50621671047.

It is an arithmetic number, because the mean of its divisors is an integer number (50621671047).

Almost surely, 2^101243342093 is an apocalyptic number.

It is an amenable number.

101243342093 is a deficient number, since it is larger than the sum of its proper divisors (1).

101243342093 is an equidigital number, since it uses as much as digits as its factorization.

101243342093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 101243342093 its reverse (390243342101), we get a palindrome (491486684194).

The spelling of 101243342093 in words is "one hundred one billion, two hundred forty-three million, three hundred forty-two thousand, ninety-three".