12220220012106 has 8 divisors (see below), whose sum is σ = 24440440024224. Its totient is φ = 4073406670700.

The previous prime is 12220220011997. The next prime is 12220220012107. The reversal of 12220220012106 is 60121002202221.

It is a sphenic number, since it is the product of 3 distinct primes.

12220220012106 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (12220220012107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1018351667670 + ... + 1018351667681.

It is an arithmetic number, because the mean of its divisors is an integer number (3055055003028).

Almost surely, 2^{12220220012106} is an apocalyptic number.

12220220012106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12220220012106 is a wasteful number, since it uses less digits than its factorization.

12220220012106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036703335356.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12220220012106 its reverse (60121002202221), we get a palindrome (72341222214327).

The spelling of 12220220012106 in words is "twelve trillion, two hundred twenty billion, two hundred twenty million, twelve thousand, one hundred six".