2003120133323 has 2 divisors, whose sum is σ = 2003120133324. Its totient is φ = 2003120133322.

The previous prime is 2003120133317. The next prime is 2003120133331. The reversal of 2003120133323 is 3233310213002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2003120133323 - 2¹⁶ = 2003120067787 is a prime.

It is not a weakly prime, because it can be changed into another prime (2003120103323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001560066661 + 1001560066662.

It is an arithmetic number, because the mean of its divisors is an integer number (1001560066662).

Almost surely, 2^{2003120133323} is an apocalyptic number.

2003120133323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003120133323 is an equidigital number, since it uses as much as digits as its factorization.

2003120133323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 2003120133323 its reverse (3233310213002), we get a palindrome (5236430346325).

The spelling of 2003120133323 in words is "two trillion, three billion, one hundred twenty million, one hundred thirty-three thousand, three hundred twenty-three".