131220033120041 has 2 divisors, whose sum is σ = 131220033120042. Its totient is φ = 131220033120040.

The previous prime is 131220033119957. The next prime is 131220033120089. The reversal of 131220033120041 is 140021330022131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75574699343641 + 55645333776400 = 8693371^2 + 7459580^2 .

It is a cyclic number.

It is not a de Polignac number, because 131220033120041 - 2¹⁸ = 131220032857897 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131220033119989 and 131220033120016.

It is not a weakly prime, because it can be changed into another prime (131220033320041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65610016560020 + 65610016560021.

It is an arithmetic number, because the mean of its divisors is an integer number (65610016560021).

Almost surely, 2^{131220033120041} is an apocalyptic number.

It is an amenable number.

131220033120041 is a deficient number, since it is larger than the sum of its proper divisors (1).

131220033120041 is an equidigital number, since it uses as much as digits as its factorization.

131220033120041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 131220033120041 its reverse (140021330022131), we get a palindrome (271241363142172).

The spelling of 131220033120041 in words is "one hundred thirty-one trillion, two hundred twenty billion, thirty-three million, one hundred twenty thousand, forty-one".