42411148321 has 2 divisors, whose sum is σ = 42411148322. Its totient is φ = 42411148320.

The previous prime is 42411148303. The next prime is 42411148343. The reversal of 42411148321 is 12384111424.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24913149921 + 17497998400 = 157839^2 + 132280^2 .

It is a cyclic number.

It is not a de Polignac number, because 42411148321 - 2¹³ = 42411140129 is a prime.

It is a super-2 number, since 2×42411148321² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42411148421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21205574160 + 21205574161.

It is an arithmetic number, because the mean of its divisors is an integer number (21205574161).

Almost surely, 2^42411148321 is an apocalyptic number.

It is an amenable number.

42411148321 is a deficient number, since it is larger than the sum of its proper divisors (1).

42411148321 is an equidigital number, since it uses as much as digits as its factorization.

42411148321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6144, while the sum is 31.

Adding to 42411148321 its reverse (12384111424), we get a palindrome (54795259745).

The spelling of 42411148321 in words is "forty-two billion, four hundred eleven million, one hundred forty-eight thousand, three hundred twenty-one".