11122200212222 has 32 divisors (see below), whose sum is σ = 19159247364480. Its totient is φ = 4789116571680.

The previous prime is 11122200212197. The next prime is 11122200212237. The reversal of 11122200212222 is 22221200222111.

It is a super-2 number, since 2×11122200212222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11122200212194 and 11122200212203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4841873 + ... + 6759299.

It is an arithmetic number, because the mean of its divisors is an integer number (598726480140).

Almost surely, 2^{11122200212222} is an apocalyptic number.

11122200212222 is a deficient number, since it is larger than the sum of its proper divisors (8037047152258).

11122200212222 is a wasteful number, since it uses less digits than its factorization.

11122200212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931336.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11122200212222 its reverse (22221200222111), we get a palindrome (33343400434333).

The spelling of 11122200212222 in words is "eleven trillion, one hundred twenty-two billion, two hundred million, two hundred twelve thousand, two hundred twenty-two".