12220222020100 has 72 divisors (see below), whose sum is σ = 27129351610368. Its totient is φ = 4776594009600.

The previous prime is 12220222020047. The next prime is 12220222020107. The reversal of 12220222020100 is 102022202221.

It is not an unprimeable number, because it can be changed into a prime (12220222020107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6813444 + ... + 8418043.

It is an arithmetic number, because the mean of its divisors is an integer number (376796550144).

Almost surely, 2^{12220222020100} is an apocalyptic number.

12220222020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12220222020100 is an abundant number, since it is smaller than the sum of its proper divisors (14909129590268).

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

12220222020100 is a wasteful number, since it uses less digits than its factorization.

12220222020100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15231685 (or 15231678 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12220222020100 its reverse (102022202221), we get a palindrome (12322244222321).

The spelling of 12220222020100 in words is "twelve trillion, two hundred twenty billion, two hundred twenty-two million, twenty thousand, one hundred".