101140323013 has 4 divisors (see below), whose sum is σ = 101411477068. Its totient is φ = 100869168960.

The previous prime is 101140322999. The next prime is 101140323083. The reversal of 101140323013 is 310323041101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52818611329 + 48321711684 = 229823^2 + 219822^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101140323013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101140323083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135576468 + ... + 135577213.

It is an arithmetic number, because the mean of its divisors is an integer number (25352869267).

Almost surely, 2^101140323013 is an apocalyptic number.

It is an amenable number.

101140323013 is a deficient number, since it is larger than the sum of its proper divisors (271154055).

101140323013 is an equidigital number, since it uses as much as digits as its factorization.

101140323013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271154054.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 101140323013 its reverse (310323041101), we get a palindrome (411463364114).

The spelling of 101140323013 in words is "one hundred one billion, one hundred forty million, three hundred twenty-three thousand, thirteen".