2011330240403 has 16 divisors (see below), whose sum is σ = 2309761059840. Its totient is φ = 1732171485600.

The previous prime is 2011330240373. The next prime is 2011330240411. The reversal of 2011330240403 is 3040420331102.

It is a cyclic number.

It is not a de Polignac number, because 2011330240403 - 2⁸ = 2011330240147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011330240433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4961201 + ... + 5351277.

It is an arithmetic number, because the mean of its divisors is an integer number (144360066240).

Almost surely, 2^{2011330240403} is an apocalyptic number.

2011330240403 is a deficient number, since it is larger than the sum of its proper divisors (298430819437).

2011330240403 is a wasteful number, since it uses less digits than its factorization.

2011330240403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414778.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 2011330240403 its reverse (3040420331102), we get a palindrome (5051750571505).

The spelling of 2011330240403 in words is "two trillion, eleven billion, three hundred thirty million, two hundred forty thousand, four hundred three".