2003121013301 has 4 divisors (see below), whose sum is σ = 2003823619104. Its totient is φ = 2002418407500.

The previous prime is 2003121013279. The next prime is 2003121013367. The reversal of 2003121013301 is 1033101213002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2003121013301 - 2⁶ = 2003121013237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2003121013301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003121013381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351298625 + ... + 351304326.

It is an arithmetic number, because the mean of its divisors is an integer number (500955904776).

Almost surely, 2^{2003121013301} is an apocalyptic number.

It is an amenable number.

2003121013301 is a deficient number, since it is larger than the sum of its proper divisors (702605803).

2003121013301 is an equidigital number, since it uses as much as digits as its factorization.

2003121013301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702605802.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 2003121013301 its reverse (1033101213002), we get a palindrome (3036222226303).

The spelling of 2003121013301 in words is "two trillion, three billion, one hundred twenty-one million, thirteen thousand, three hundred one".