2002323000123 has 12 divisors (see below), whose sum is σ = 2892448930800. Its totient is φ = 1334787570576.

The previous prime is 2002323000101. The next prime is 2002323000143. The reversal of 2002323000123 is 3210003232002.

It is a happy number.

It is not a de Polignac number, because 2002323000123 - 2⁶ = 2002323000059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2002323000096 and 2002323000105.

It is not an unprimeable number, because it can be changed into a prime (2002323000143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7734711 + ... + 7989392.

It is an arithmetic number, because the mean of its divisors is an integer number (241037410900).

Almost surely, 2^{2002323000123} is an apocalyptic number.

2002323000123 is a deficient number, since it is larger than the sum of its proper divisors (890125930677).

2002323000123 is a wasteful number, since it uses less digits than its factorization.

2002323000123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15738258 (or 15738255 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 2002323000123 its reverse (3210003232002), we get a palindrome (5212326232125).

The spelling of 2002323000123 in words is "two trillion, two billion, three hundred twenty-three million, one hundred twenty-three", and thus it is an aban number.