31434322042423 has 2 divisors, whose sum is σ = 31434322042424. Its totient is φ = 31434322042422.

The previous prime is 31434322042367. The next prime is 31434322042441. The reversal of 31434322042423 is 32424022343413.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31434322042423 - 2³⁷ = 31296883088951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31434322042463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15717161021211 + 15717161021212.

It is an arithmetic number, because the mean of its divisors is an integer number (15717161021212).

Almost surely, 2^{31434322042423} is an apocalyptic number.

31434322042423 is a deficient number, since it is larger than the sum of its proper divisors (1).

31434322042423 is an equidigital number, since it uses as much as digits as its factorization.

31434322042423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 31434322042423 its reverse (32424022343413), we get a palindrome (63858344385836).

The spelling of 31434322042423 in words is "thirty-one trillion, four hundred thirty-four billion, three hundred twenty-two million, forty-two thousand, four hundred twenty-three".