2002332111181 has 2 divisors, whose sum is σ = 2002332111182. Its totient is φ = 2002332111180.

The previous prime is 2002332111179. The next prime is 2002332111211. The reversal of 2002332111181 is 1811112332002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1563147567081 + 439184544100 = 1250259^2 + 662710^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002332111181 - 2¹ = 2002332111179 is a prime.

It is a super-3 number, since 3×2002332111181³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 2002332111179, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002332111121) 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, 1001166055590 + 1001166055591.

It is an arithmetic number, because the mean of its divisors is an integer number (1001166055591).

Almost surely, 2^{2002332111181} is an apocalyptic number.

It is an amenable number.

2002332111181 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002332111181 is an equidigital number, since it uses as much as digits as its factorization.

2002332111181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

Adding to 2002332111181 its reverse (1811112332002), we get a palindrome (3813444443183).

The spelling of 2002332111181 in words is "two trillion, two billion, three hundred thirty-two million, one hundred eleven thousand, one hundred eighty-one".