2130131131273 has 2 divisors, whose sum is σ = 2130131131274. Its totient is φ = 2130131131272.

The previous prime is 2130131131231. The next prime is 2130131131343. The reversal of 2130131131273 is 3721311310312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1503107876169 + 627023255104 = 1226013^2 + 791848^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2130131131273 is a prime.

It is not a weakly prime, because it can be changed into another prime (2130131134273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065065565636 + 1065065565637.

It is an arithmetic number, because the mean of its divisors is an integer number (1065065565637).

Almost surely, 2^{2130131131273} is an apocalyptic number.

It is an amenable number.

2130131131273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2130131131273 is an equidigital number, since it uses as much as digits as its factorization.

2130131131273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 28.

Adding to 2130131131273 its reverse (3721311310312), we get a palindrome (5851442441585).

The spelling of 2130131131273 in words is "two trillion, one hundred thirty billion, one hundred thirty-one million, one hundred thirty-one thousand, two hundred seventy-three".