11211102222122 has 64 divisors (see below), whose sum is σ = 18623694597120. Its totient is φ = 5019146035200.

The previous prime is 11211102222109. The next prime is 11211102222163. The reversal of 11211102222122 is 22122220111211.

11211102222122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×11211102222122³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11211102222094 and 11211102222103.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 543136922 + ... + 543157562.

It is an arithmetic number, because the mean of its divisors is an integer number (290995228080).

Almost surely, 2^{11211102222122} is an apocalyptic number.

11211102222122 is a deficient number, since it is larger than the sum of its proper divisors (7412592374998).

11211102222122 is a wasteful number, since it uses less digits than its factorization.

11211102222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21807.

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

Adding to 11211102222122 its reverse (22122220111211), we get a palindrome (33333322333333).

The spelling of 11211102222122 in words is "eleven trillion, two hundred eleven billion, one hundred two million, two hundred twenty-two thousand, one hundred twenty-two".