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2002331 is a prime number
BaseRepresentation
bin111101000110110011011
310202201200102
413220312123
51003033311
6110530015
723006462
oct7506633
93681612
102002331
111148421
1280690b
13551516
143a19d9
1529843b
hex1e8d9b

2002331 has 2 divisors, whose sum is σ = 2002332. Its totient is φ = 2002330.

The previous prime is 2002327. The next prime is 2002333. The reversal of 2002331 is 1332002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2002331 - 22 = 2002327 is a prime.

It is a super-2 number, since 2×20023312 = 8018658867122, which contains 22 as substring.

Together with 2002333, it forms a pair of twin primes.

It is a Chen prime.

2002331 is a modest number, since divided by 2331 gives 2 as remainder.

It is not a weakly prime, because it can be changed into another prime (2002333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001165 + 1001166.

It is an arithmetic number, because the mean of its divisors is an integer number (1001166).

22002331 is an apocalyptic number.

2002331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002331 is an equidigital number, since it uses as much as digits as its factorization.

2002331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 2002331 is about 1415.0374553347. The cubic root of 2002331 is about 126.0410339183.

Adding to 2002331 its reverse (1332002), we get a palindrome (3334333).

The spelling of 2002331 in words is "two million, two thousand, three hundred thirty-one".