131202212020423 has 2 divisors, whose sum is σ = 131202212020424. Its totient is φ = 131202212020422.

The previous prime is 131202212020367. The next prime is 131202212020433. The reversal of 131202212020423 is 324020212202131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131202212020423 - 2¹⁷ = 131202211889351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131202212020433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65601106010211 + 65601106010212.

It is an arithmetic number, because the mean of its divisors is an integer number (65601106010212).

Almost surely, 2^{131202212020423} is an apocalyptic number.

131202212020423 is a deficient number, since it is larger than the sum of its proper divisors (1).

131202212020423 is an equidigital number, since it uses as much as digits as its factorization.

131202212020423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 131202212020423 its reverse (324020212202131), we get a palindrome (455222424222554).

The spelling of 131202212020423 in words is "one hundred thirty-one trillion, two hundred two billion, two hundred twelve million, twenty thousand, four hundred twenty-three".