2001232103103 has 24 divisors (see below), whose sum is σ = 2957101056000. Its totient is φ = 1303588385424.

The previous prime is 2001232103047. The next prime is 2001232103147. The reversal of 2001232103103 is 3013012321002.

2001232103103 is a `hidden beast` number, since 20 + 0 + 12 + 321 + 0 + 310 + 3 = 666.

It is not a de Polignac number, because 2001232103103 - 2¹⁴ = 2001232086719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001232123103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3695743 + ... + 4202496.

It is an arithmetic number, because the mean of its divisors is an integer number (123212544000).

Almost surely, 2^{2001232103103} is an apocalyptic number.

2001232103103 is a deficient number, since it is larger than the sum of its proper divisors (955868952897).

2001232103103 is a wasteful number, since it uses less digits than its factorization.

2001232103103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7898891 (or 7898888 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 2001232103103 its reverse (3013012321002), we get a palindrome (5014244424105).

The spelling of 2001232103103 in words is "two trillion, one billion, two hundred thirty-two million, one hundred three thousand, one hundred three".