11222110110220 has 48 divisors (see below), whose sum is σ = 23775871458528. Its totient is φ = 4448953635840.

The previous prime is 11222110110181. The next prime is 11222110110221. The reversal of 11222110110220 is 2201101122211.

It is a junction number, because it is equal to n+sod(n) for n = 11222110110194 and 11222110110203.

It is not an unprimeable number, because it can be changed into a prime (11222110110221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73298950 + ... + 73451890.

It is an arithmetic number, because the mean of its divisors is an integer number (495330655386).

Almost surely, 2^{11222110110220} is an apocalyptic number.

11222110110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222110110220 is an abundant number, since it is smaller than the sum of its proper divisors (12553761348308).

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

11222110110220 is a wasteful number, since it uses less digits than its factorization.

11222110110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185530 (or 185528 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11222110110220 its reverse (2201101122211), we get a palindrome (13423211232431).

The spelling of 11222110110220 in words is "eleven trillion, two hundred twenty-two billion, one hundred ten million, one hundred ten thousand, two hundred twenty".