131433211402331 has 2 divisors, whose sum is σ = 131433211402332. Its totient is φ = 131433211402330.

The previous prime is 131433211402321. The next prime is 131433211402373. The reversal of 131433211402331 is 133204112334131.

It is a weak prime.

It is an emirp because it is prime and its reverse (133204112334131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131433211402331 - 2¹⁰ = 131433211401307 is a prime.

It is a super-2 number, since 2×131433211402331² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (131433211402321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65716605701165 + 65716605701166.

It is an arithmetic number, because the mean of its divisors is an integer number (65716605701166).

Almost surely, 2^{131433211402331} is an apocalyptic number.

131433211402331 is a deficient number, since it is larger than the sum of its proper divisors (1).

131433211402331 is an equidigital number, since it uses as much as digits as its factorization.

131433211402331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 131433211402331 its reverse (133204112334131), we get a palindrome (264637323736462).

The spelling of 131433211402331 in words is "one hundred thirty-one trillion, four hundred thirty-three billion, two hundred eleven million, four hundred two thousand, three hundred thirty-one".