131303132133101 has 4 divisors (see below), whose sum is σ = 133780549720572. Its totient is φ = 128825714545632.

The previous prime is 131303132133097. The next prime is 131303132133137. The reversal of 131303132133101 is 101331231303131.

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 107159224947076 + 24143907186025 = 10351774^2 + 4913645^2 .

It is a cyclic number.

It is not a de Polignac number, because 131303132133101 - 2² = 131303132133097 is a prime.

It is a super-3 number, since 3×131303132133101³ (a number of 43 digits) contains 333 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 (131303132153101) 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, 1238708793656 + ... + 1238708793761.

It is an arithmetic number, because the mean of its divisors is an integer number (33445137430143).

Almost surely, 2^{131303132133101} is an apocalyptic number.

It is an amenable number.

131303132133101 is a deficient number, since it is larger than the sum of its proper divisors (2477417587471).

131303132133101 is an equidigital number, since it uses as much as digits as its factorization.

131303132133101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2477417587470.

The product of its (nonzero) digits is 1458, while the sum is 26.

Adding to 131303132133101 its reverse (101331231303131), we get a palindrome (232634363436232).

The spelling of 131303132133101 in words is "one hundred thirty-one trillion, three hundred three billion, one hundred thirty-two million, one hundred thirty-three thousand, one hundred one".