131032322801 has 2 divisors, whose sum is σ = 131032322802. Its totient is φ = 131032322800.

The previous prime is 131032322791. The next prime is 131032322843. The reversal of 131032322801 is 108223230131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125022352225 + 6009970576 = 353585^2 + 77524^2 .

It is an emirp because it is prime and its reverse (108223230131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131032322801 is a prime.

It is not a weakly prime, because it can be changed into another prime (131032322851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65516161400 + 65516161401.

It is an arithmetic number, because the mean of its divisors is an integer number (65516161401).

Almost surely, 2^131032322801 is an apocalyptic number.

It is an amenable number.

131032322801 is a deficient number, since it is larger than the sum of its proper divisors (1).

131032322801 is an equidigital number, since it uses as much as digits as its factorization.

131032322801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 131032322801 its reverse (108223230131), we get a palindrome (239255552932).

The spelling of 131032322801 in words is "one hundred thirty-one billion, thirty-two million, three hundred twenty-two thousand, eight hundred one".