101140342013 has 4 divisors (see below), whose sum is σ = 101157580860. Its totient is φ = 101123103168.

The previous prime is 101140341959. The next prime is 101140342019. The reversal of 101140342013 is 310243041101.

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 17539558969 + 83600783044 = 132437^2 + 289138^2 .

It is a cyclic number.

It is not a de Polignac number, because 101140342013 - 2¹² = 101140337917 is a prime.

It is a super-2 number, since 2×101140342013² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101140342019) 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, 8610620 + ... + 8622357.

It is an arithmetic number, because the mean of its divisors is an integer number (25289395215).

Almost surely, 2^101140342013 is an apocalyptic number.

It is an amenable number.

101140342013 is a deficient number, since it is larger than the sum of its proper divisors (17238847).

101140342013 is an equidigital number, since it uses as much as digits as its factorization.

101140342013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17238846.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 101140342013 its reverse (310243041101), we get a palindrome (411383383114).

The spelling of 101140342013 in words is "one hundred one billion, one hundred forty million, three hundred forty-two thousand, thirteen".