131101021012301 has 2 divisors, whose sum is σ = 131101021012302. Its totient is φ = 131101021012300.

The previous prime is 131101021012261. The next prime is 131101021012331. The reversal of 131101021012301 is 103210120101131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89326580223076 + 41774440789225 = 9451274^2 + 6463315^2 .

It is an emirp because it is prime and its reverse (103210120101131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131101021012301 - 2¹⁸ = 131101020750157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 131101021012301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131101021012331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65550510506150 + 65550510506151.

It is an arithmetic number, because the mean of its divisors is an integer number (65550510506151).

Almost surely, 2^{131101021012301} is an apocalyptic number.

It is an amenable number.

131101021012301 is a deficient number, since it is larger than the sum of its proper divisors (1).

131101021012301 is an equidigital number, since it uses as much as digits as its factorization.

131101021012301 is an evil number, because the sum of its binary digits is even.

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

Adding to 131101021012301 its reverse (103210120101131), we get a palindrome (234311141113432).

The spelling of 131101021012301 in words is "one hundred thirty-one trillion, one hundred one billion, twenty-one million, twelve thousand, three hundred one".