22110112101220 has 96 divisors (see below), whose sum is σ = 56308216237056. Its totient is φ = 7182170380800.

The previous prime is 22110112101199. The next prime is 22110112101277. The reversal of 22110112101220 is 2210121101122.

It is a junction number, because it is equal to n+sod(n) for n = 22110112101194 and 22110112101203.

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, 124601799 + ... + 124779118.

It is an arithmetic number, because the mean of its divisors is an integer number (586543919136).

Almost surely, 2^{22110112101220} is an apocalyptic number.

22110112101220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22110112101220 is an abundant number, since it is smaller than the sum of its proper divisors (34198104135836).

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

22110112101220 is a wasteful number, since it uses less digits than its factorization.

22110112101220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249380981 (or 249380979 counting only the distinct ones).

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

Adding to 22110112101220 its reverse (2210121101122), we get a palindrome (24320233202342).

It can be divided in two parts, 221101 and 12101220, that added together give a palindrome (12322321).

The spelling of 22110112101220 in words is "twenty-two trillion, one hundred ten billion, one hundred twelve million, one hundred one thousand, two hundred twenty".