131043332131631 has 2 divisors, whose sum is σ = 131043332131632. Its totient is φ = 131043332131630.

The previous prime is 131043332131619. The next prime is 131043332131643. The reversal of 131043332131631 is 136131233340131.

It is a balanced prime because it is at equal distance from previous prime (131043332131619) and next prime (131043332131643).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131043332131631 is a prime.

It is a super-2 number, since 2×131043332131631² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 131043332131591 and 131043332131600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131043332136631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65521666065815 + 65521666065816.

It is an arithmetic number, because the mean of its divisors is an integer number (65521666065816).

Almost surely, 2^{131043332131631} is an apocalyptic number.

131043332131631 is a deficient number, since it is larger than the sum of its proper divisors (1).

131043332131631 is an equidigital number, since it uses as much as digits as its factorization.

131043332131631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 35.

Adding to 131043332131631 its reverse (136131233340131), we get a palindrome (267174565471762).

The spelling of 131043332131631 in words is "one hundred thirty-one trillion, forty-three billion, three hundred thirty-two million, one hundred thirty-one thousand, six hundred thirty-one".