131011321002011 has 4 divisors (see below), whose sum is σ = 131102364312000. Its totient is φ = 130920277692024.

The previous prime is 131011321001929. The next prime is 131011321002083. The reversal of 131011321002011 is 110200123110131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 131011321002011 - 2¹⁸ = 131011320739867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131011321005011) 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, 45521652836 + ... + 45521655713.

It is an arithmetic number, because the mean of its divisors is an integer number (32775591078000).

Almost surely, 2^{131011321002011} is an apocalyptic number.

131011321002011 is a deficient number, since it is larger than the sum of its proper divisors (91043309989).

131011321002011 is an equidigital number, since it uses as much as digits as its factorization.

131011321002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91043309988.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 131011321002011 its reverse (110200123110131), we get a palindrome (241211444112142).

The spelling of 131011321002011 in words is "one hundred thirty-one trillion, eleven billion, three hundred twenty-one million, two thousand, eleven".