2011100303321 has 16 divisors (see below), whose sum is σ = 2064356651520. Its totient is φ = 1958501126400.

The previous prime is 2011100303299. The next prime is 2011100303327. The reversal of 2011100303321 is 1233030011102.

It is a cyclic number.

It is not a de Polignac number, because 2011100303321 - 2¹⁰ = 2011100302297 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 2011100303321.

It is not an unprimeable number, because it can be changed into a prime (2011100303327) 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, 12930011 + ... + 13084623.

It is an arithmetic number, because the mean of its divisors is an integer number (129022290720).

Almost surely, 2^{2011100303321} is an apocalyptic number.

It is an amenable number.

2011100303321 is a deficient number, since it is larger than the sum of its proper divisors (53256348199).

2011100303321 is a wasteful number, since it uses less digits than its factorization.

2011100303321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156736.

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

Adding to 2011100303321 its reverse (1233030011102), we get a palindrome (3244130314423).

The spelling of 2011100303321 in words is "two trillion, eleven billion, one hundred million, three hundred three thousand, three hundred twenty-one".