101240201313 has 12 divisors (see below), whose sum is σ = 146246078628. Its totient is φ = 67488744960.

The previous prime is 101240201311. The next prime is 101240201333. The reversal of 101240201313 is 313102042101.

It can be written as a sum of positive squares in 2 ways, for example, as 34457754384 + 66782446929 = 185628^2 + 258423^2 .

It is not a de Polignac number, because 101240201313 - 2¹ = 101240201311 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (101240201311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 255220 + ... + 517317.

It is an arithmetic number, because the mean of its divisors is an integer number (12187173219).

Almost surely, 2^101240201313 is an apocalyptic number.

It is an amenable number.

101240201313 is a deficient number, since it is larger than the sum of its proper divisors (45005877315).

101240201313 is a wasteful number, since it uses less digits than its factorization.

101240201313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787104 (or 787101 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 101240201313 its reverse (313102042101), we get a palindrome (414342243414).

The spelling of 101240201313 in words is "one hundred one billion, two hundred forty million, two hundred one thousand, three hundred thirteen".