2003001121139 has 2 divisors, whose sum is σ = 2003001121140. Its totient is φ = 2003001121138.

The previous prime is 2003001121129. The next prime is 2003001121237. The reversal of 2003001121139 is 9311211003002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2003001121139 - 2⁴ = 2003001121123 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2003001121129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001500560569 + 1001500560570.

It is an arithmetic number, because the mean of its divisors is an integer number (1001500560570).

Almost surely, 2^{2003001121139} is an apocalyptic number.

2003001121139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003001121139 is an equidigital number, since it uses as much as digits as its factorization.

2003001121139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

The spelling of 2003001121139 in words is "two trillion, three billion, one million, one hundred twenty-one thousand, one hundred thirty-nine".