101313013 has 4 divisors (see below), whose sum is σ = 107272620. Its totient is φ = 95353408.

The previous prime is 101313011. The next prime is 101313019. The reversal of 101313013 is 310313101.

It is a happy number.

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 81036004 + 20277009 = 9002^2 + 4503^2 .

It is not a de Polignac number, because 101313013 - 2¹ = 101313011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101312984 and 101313002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101313011) 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, 2979778 + ... + 2979811.

It is an arithmetic number, because the mean of its divisors is an integer number (26818155).

Almost surely, 2^101313013 is an apocalyptic number.

It is an amenable number.

101313013 is a deficient number, since it is larger than the sum of its proper divisors (5959607).

101313013 is an equidigital number, since it uses as much as digits as its factorization.

101313013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5959606.

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 101313013 is about 10065.4365528774. The cubic root of 101313013 is about 466.1815452452.

Adding to 101313013 its reverse (310313101), we get a palindrome (411626114).

The spelling of 101313013 in words is "one hundred one million, three hundred thirteen thousand, thirteen".