11122011212222 has 8 divisors (see below), whose sum is σ = 16683186092400. Its totient is φ = 5560949181424.

The previous prime is 11122011212209. The next prime is 11122011212227. The reversal of 11122011212222 is 22221211022111.

11122011212222 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 junction number, because it is equal to n+sod(n) for n = 11122011212194 and 11122011212203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122011212227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27965522 + ... + 28360437.

It is an arithmetic number, because the mean of its divisors is an integer number (2085398261550).

Almost surely, 2^{11122011212222} is an apocalyptic number.

11122011212222 is a deficient number, since it is larger than the sum of its proper divisors (5561174880178).

11122011212222 is an equidigital number, since it uses as much as digits as its factorization.

11122011212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56424690.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11122011212222 its reverse (22221211022111), we get a palindrome (33343222234333).

The spelling of 11122011212222 in words is "eleven trillion, one hundred twenty-two billion, eleven million, two hundred twelve thousand, two hundred twenty-two".