2002133023123 has 4 divisors (see below), whose sum is σ = 2002136310288. Its totient is φ = 2002129735960.

The previous prime is 2002133023117. The next prime is 2002133023151. The reversal of 2002133023123 is 3213203312002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002133023123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002133023094 and 2002133023103.

It is not an unprimeable number, because it can be changed into a prime (2002133023153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432508 + ... + 2047273.

It is an arithmetic number, because the mean of its divisors is an integer number (500534077572).

Almost surely, 2^{2002133023123} is an apocalyptic number.

2002133023123 is a deficient number, since it is larger than the sum of its proper divisors (3287165).

2002133023123 is an equidigital number, since it uses as much as digits as its factorization.

2002133023123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3287164.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 2002133023123 its reverse (3213203312002), we get a palindrome (5215336335125).

The spelling of 2002133023123 in words is "two trillion, two billion, one hundred thirty-three million, twenty-three thousand, one hundred twenty-three".