2011331030103 has 24 divisors (see below), whose sum is σ = 2943024664320. Its totient is φ = 1323467093520.

The previous prime is 2011331030063. The next prime is 2011331030117. The reversal of 2011331030103 is 3010301331102.

It is a happy number.

2011331030103 is a `hidden beast` number, since 20 + 11 + 331 + 0 + 301 + 0 + 3 = 666.

It is not a de Polignac number, because 2011331030103 - 2¹⁰ = 2011331029079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011331030173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1636300 + ... + 2588462.

It is an arithmetic number, because the mean of its divisors is an integer number (122626027680).

Almost surely, 2^{2011331030103} is an apocalyptic number.

2011331030103 is a deficient number, since it is larger than the sum of its proper divisors (931693634217).

2011331030103 is a wasteful number, since it uses less digits than its factorization.

2011331030103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955219 (or 955216 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 2011331030103 its reverse (3010301331102), we get a palindrome (5021632361205).

The spelling of 2011331030103 in words is "two trillion, eleven billion, three hundred thirty-one million, thirty thousand, one hundred three".