131222121330029 has 2 divisors, whose sum is σ = 131222121330030. Its totient is φ = 131222121330028.

The previous prime is 131222121329951. The next prime is 131222121330059. The reversal of 131222121330029 is 920033121222131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129476292925225 + 1745828404804 = 11378765^2 + 1321298^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131222121330029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131222121329977 and 131222121330004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131222121330059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65611060665014 + 65611060665015.

It is an arithmetic number, because the mean of its divisors is an integer number (65611060665015).

Almost surely, 2^{131222121330029} is an apocalyptic number.

It is an amenable number.

131222121330029 is a deficient number, since it is larger than the sum of its proper divisors (1).

131222121330029 is an equidigital number, since it uses as much as digits as its factorization.

131222121330029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 131222121330029 in words is "one hundred thirty-one trillion, two hundred twenty-two billion, one hundred twenty-one million, three hundred thirty thousand, twenty-nine".