12022200110020 has 48 divisors (see below), whose sum is σ = 26075341197360. Its totient is φ = 4653514285056.

The previous prime is 12022200110003. The next prime is 12022200110021. The reversal of 12022200110020 is 2001100222021.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 33307710016 + 11988892400004 = 182504^2 + 3462498^2 .

It is not an unprimeable number, because it can be changed into a prime (12022200110021) 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, 77605485 + ... + 77760244.

It is an arithmetic number, because the mean of its divisors is an integer number (543236274945).

Almost surely, 2^{12022200110020} is an apocalyptic number.

12022200110020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12022200110020 is an abundant number, since it is smaller than the sum of its proper divisors (14053141087340).

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

12022200110020 is a wasteful number, since it uses less digits than its factorization.

12022200110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155365864 (or 155365862 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12022200110020 its reverse (2001100222021), we get a palindrome (14023300332041).

It can be divided in two parts, 120222001 and 10020, that added together give a palindrome (120232021).

The spelling of 12022200110020 in words is "twelve trillion, twenty-two billion, two hundred million, one hundred ten thousand, twenty".