2011221113003 has 2 divisors, whose sum is σ = 2011221113004. Its totient is φ = 2011221113002.

The previous prime is 2011221112973. The next prime is 2011221113039. The reversal of 2011221113003 is 3003111221102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2011221113003 - 2¹² = 2011221108907 is a prime.

It is not a weakly prime, because it can be changed into another prime (2011221113053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005610556501 + 1005610556502.

It is an arithmetic number, because the mean of its divisors is an integer number (1005610556502).

Almost surely, 2^{2011221113003} is an apocalyptic number.

2011221113003 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011221113003 is an equidigital number, since it uses as much as digits as its factorization.

2011221113003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 2011221113003 its reverse (3003111221102), we get a palindrome (5014332334105).

The spelling of 2011221113003 in words is "two trillion, eleven billion, two hundred twenty-one million, one hundred thirteen thousand, three".