2002323230189 has 2 divisors, whose sum is σ = 2002323230190. Its totient is φ = 2002323230188.

The previous prime is 2002323230179. The next prime is 2002323230203. The reversal of 2002323230189 is 9810323232002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1835171449225 + 167151780964 = 1354685^2 + 408842^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002323230189 - 2¹² = 2002323226093 is a prime.

It is a super-2 number, since 2×2002323230189² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002323230129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001161615094 + 1001161615095.

It is an arithmetic number, because the mean of its divisors is an integer number (1001161615095).

Almost surely, 2^{2002323230189} is an apocalyptic number.

It is an amenable number.

2002323230189 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002323230189 is an equidigital number, since it uses as much as digits as its factorization.

2002323230189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 2002323230189 in words is "two trillion, two billion, three hundred twenty-three million, two hundred thirty thousand, one hundred eighty-nine".