11221232012033 has 4 divisors (see below), whose sum is σ = 11278192580820. Its totient is φ = 11164271443248.

The previous prime is 11221232012017. The next prime is 11221232012041. The reversal of 11221232012033 is 33021023212211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7370014159729 + 3851217852304 = 2714777^2 + 1962452^2 .

It is a cyclic number.

It is not a de Polignac number, because 11221232012033 - 2⁴ = 11221232012017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11221232014033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28480284098 + ... + 28480284491.

It is an arithmetic number, because the mean of its divisors is an integer number (2819548145205).

Almost surely, 2^{11221232012033} is an apocalyptic number.

It is an amenable number.

11221232012033 is a deficient number, since it is larger than the sum of its proper divisors (56960568787).

11221232012033 is an equidigital number, since it uses as much as digits as its factorization.

11221232012033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56960568786.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 11221232012033 its reverse (33021023212211), we get a palindrome (44242255224244).

The spelling of 11221232012033 in words is "eleven trillion, two hundred twenty-one billion, two hundred thirty-two million, twelve thousand, thirty-three".