42113002331 has 2 divisors, whose sum is σ = 42113002332. Its totient is φ = 42113002330.

The previous prime is 42113002207. The next prime is 42113002363. The reversal of 42113002331 is 13320031124.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42113002331 is a prime.

It is a super-2 number, since 2×42113002331² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42113007331) 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, 21056501165 + 21056501166.

It is an arithmetic number, because the mean of its divisors is an integer number (21056501166).

Almost surely, 2^42113002331 is an apocalyptic number.

42113002331 is a deficient number, since it is larger than the sum of its proper divisors (1).

42113002331 is an equidigital number, since it uses as much as digits as its factorization.

42113002331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 42113002331 its reverse (13320031124), we get a palindrome (55433033455).

The spelling of 42113002331 in words is "forty-two billion, one hundred thirteen million, two thousand, three hundred thirty-one".