2011323330203 has 16 divisors (see below), whose sum is σ = 2197009858560. Its totient is φ = 1826111304000.

The previous prime is 2011323330127. The next prime is 2011323330287. The reversal of 2011323330203 is 3020333231102.

It is a cyclic number.

It is not a de Polignac number, because 2011323330203 - 2⁸ = 2011323329947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2011323339203) 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, 31649126 + ... + 31712612.

It is an arithmetic number, because the mean of its divisors is an integer number (137313116160).

Almost surely, 2^{2011323330203} is an apocalyptic number.

2011323330203 is a deficient number, since it is larger than the sum of its proper divisors (185686528357).

2011323330203 is a wasteful number, since it uses less digits than its factorization.

2011323330203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67178.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 2011323330203 its reverse (3020333231102), we get a palindrome (5031656561305).

The spelling of 2011323330203 in words is "two trillion, eleven billion, three hundred twenty-three million, three hundred thirty thousand, two hundred three".