42811114321 has 2 divisors, whose sum is σ = 42811114322. Its totient is φ = 42811114320.

The previous prime is 42811114289. The next prime is 42811114327. The reversal of 42811114321 is 12341111824.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40697413696 + 2113700625 = 201736^2 + 45975^2 .

It is a cyclic number.

It is not a de Polignac number, because 42811114321 - 2⁵ = 42811114289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42811114321.

It is not a weakly prime, because it can be changed into another prime (42811114327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21405557160 + 21405557161.

It is an arithmetic number, because the mean of its divisors is an integer number (21405557161).

Almost surely, 2^42811114321 is an apocalyptic number.

It is an amenable number.

42811114321 is a deficient number, since it is larger than the sum of its proper divisors (1).

42811114321 is an equidigital number, since it uses as much as digits as its factorization.

42811114321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1536, while the sum is 28.

The spelling of 42811114321 in words is "forty-two billion, eight hundred eleven million, one hundred fourteen thousand, three hundred twenty-one".