11001121011233 has 2 divisors, whose sum is σ = 11001121011234. Its totient is φ = 11001121011232.

The previous prime is 11001121011217. The next prime is 11001121011271. The reversal of 11001121011233 is 33211012110011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10486276015504 + 514844995729 = 3238252^2 + 717527^2 .

It is a cyclic number.

It is not a de Polignac number, because 11001121011233 - 2⁴ = 11001121011217 is a prime.

It is not a weakly prime, because it can be changed into another prime (11001129011233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500560505616 + 5500560505617.

It is an arithmetic number, because the mean of its divisors is an integer number (5500560505617).

Almost surely, 2^{11001121011233} is an apocalyptic number.

It is an amenable number.

11001121011233 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001121011233 is an equidigital number, since it uses as much as digits as its factorization.

11001121011233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 11001121011233 its reverse (33211012110011), we get a palindrome (44212133121244).

The spelling of 11001121011233 in words is "eleven trillion, one billion, one hundred twenty-one million, eleven thousand, two hundred thirty-three".