42311413311109 has 2 divisors, whose sum is σ = 42311413311110. Its totient is φ = 42311413311108.

The previous prime is 42311413311049. The next prime is 42311413311127. The reversal of 42311413311109 is 90111331411324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26883996860484 + 15427416450625 = 5184978^2 + 3927775^2 .

It is a cyclic number.

It is not a de Polignac number, because 42311413311109 - 2¹⁵ = 42311413278341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42311413311149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21155706655554 + 21155706655555.

It is an arithmetic number, because the mean of its divisors is an integer number (21155706655555).

Almost surely, 2^{42311413311109} is an apocalyptic number.

It is an amenable number.

42311413311109 is a deficient number, since it is larger than the sum of its proper divisors (1).

42311413311109 is an equidigital number, since it uses as much as digits as its factorization.

42311413311109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 42311413311109 in words is "forty-two trillion, three hundred eleven billion, four hundred thirteen million, three hundred eleven thousand, one hundred nine".