11001001022122 has 4 divisors (see below), whose sum is σ = 16501501533186. Its totient is φ = 5500500511060.

The previous prime is 11001001022117. The next prime is 11001001022183. The reversal of 11001001022122 is 22122010010011.

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

It can be written as a sum of positive squares in only one way, i.e., 10898971246881 + 102029775241 = 3301359^2 + 319421^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2750250255529 + ... + 2750250255532.

Almost surely, 2^{11001001022122} is an apocalyptic number.

11001001022122 is a deficient number, since it is larger than the sum of its proper divisors (5500500511064).

11001001022122 is an equidigital number, since it uses as much as digits as its factorization.

11001001022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5500500511063.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11001001022122 its reverse (22122010010011), we get a palindrome (33123011032133).

The spelling of 11001001022122 in words is "eleven trillion, one billion, one million, twenty-two thousand, one hundred twenty-two".