131011301030321 has 2 divisors, whose sum is σ = 131011301030322. Its totient is φ = 131011301030320.

The previous prime is 131011301030299. The next prime is 131011301030333. The reversal of 131011301030321 is 123030103110131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66833257375921 + 64178043654400 = 8175161^2 + 8011120^2 .

It is a cyclic number.

It is not a de Polignac number, because 131011301030321 - 2²⁶ = 131011233921457 is a prime.

It is a super-2 number, since 2×131011301030321² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 131011301030293 and 131011301030302.

It is not a weakly prime, because it can be changed into another prime (131011301030521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65505650515160 + 65505650515161.

It is an arithmetic number, because the mean of its divisors is an integer number (65505650515161).

Almost surely, 2^{131011301030321} is an apocalyptic number.

It is an amenable number.

131011301030321 is a deficient number, since it is larger than the sum of its proper divisors (1).

131011301030321 is an equidigital number, since it uses as much as digits as its factorization.

131011301030321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 131011301030321 its reverse (123030103110131), we get a palindrome (254041404140452).

The spelling of 131011301030321 in words is "one hundred thirty-one trillion, eleven billion, three hundred one million, thirty thousand, three hundred twenty-one".