131020322223341 has 2 divisors, whose sum is σ = 131020322223342. Its totient is φ = 131020322223340.

The previous prime is 131020322223337. The next prime is 131020322223353. The reversal of 131020322223341 is 143322223020131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69538570762441 + 61481751460900 = 8338979^2 + 7841030^2 .

It is a cyclic number.

It is not a de Polignac number, because 131020322223341 - 2² = 131020322223337 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131020322225341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65510161111670 + 65510161111671.

It is an arithmetic number, because the mean of its divisors is an integer number (65510161111671).

Almost surely, 2^{131020322223341} is an apocalyptic number.

It is an amenable number.

131020322223341 is a deficient number, since it is larger than the sum of its proper divisors (1).

131020322223341 is an equidigital number, since it uses as much as digits as its factorization.

131020322223341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 131020322223341 its reverse (143322223020131), we get a palindrome (274342545243472).

The spelling of 131020322223341 in words is "one hundred thirty-one trillion, twenty billion, three hundred twenty-two million, two hundred twenty-three thousand, three hundred forty-one".