11122100202220 has 72 divisors (see below), whose sum is σ = 27172413273600. Its totient is φ = 3812910958080.

The previous prime is 11122100202149. The next prime is 11122100202223. The reversal of 11122100202220 is 2220200122111.

It is a happy number.

11122100202220 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-2 number, since 2×11122100202220² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11122100202194 and 11122100202203.

It is not an unprimeable number, because it can be changed into a prime (11122100202223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9347556 + ... + 10470004.

It is an arithmetic number, because the mean of its divisors is an integer number (377394628800).

Almost surely, 2^{11122100202220} is an apocalyptic number.

11122100202220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11122100202220 is an abundant number, since it is smaller than the sum of its proper divisors (16050313071380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11122100202220 is a wasteful number, since it uses less digits than its factorization.

11122100202220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132583 (or 1132574 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11122100202220 its reverse (2220200122111), we get a palindrome (13342300324331).

The spelling of 11122100202220 in words is "eleven trillion, one hundred twenty-two billion, one hundred million, two hundred two thousand, two hundred twenty".