11001122021222 has 8 divisors (see below), whose sum is σ = 16687095201000. Its totient is φ = 5438756954224.

The previous prime is 11001122021161. The next prime is 11001122021317. The reversal of 11001122021222 is 22212022110011.

11001122021222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11001122021222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30902027972 + ... + 30902028327.

It is an arithmetic number, because the mean of its divisors is an integer number (2085886900125).

Almost surely, 2^{11001122021222} is an apocalyptic number.

11001122021222 is a deficient number, since it is larger than the sum of its proper divisors (5685973179778).

11001122021222 is an equidigital number, since it uses as much as digits as its factorization.

11001122021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61804056390.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11001122021222 its reverse (22212022110011), we get a palindrome (33213144131233).

The spelling of 11001122021222 in words is "eleven trillion, one billion, one hundred twenty-two million, twenty-one thousand, two hundred twenty-two".