12220020222102 has 288 divisors, whose sum is σ = 35725068288000. Its totient is φ = 3006973458720.

The previous prime is 12220020222037. The next prime is 12220020222119. The reversal of 12220020222102 is 20122202002221.

12220020222102 is a `hidden beast` number, since 122 + 200 + 20 + 222 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 13763563 + ... + 14624489.

It is an arithmetic number, because the mean of its divisors is an integer number (124045376000).

Almost surely, 2^{12220020222102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12220020222102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17862534144000).

12220020222102 is an abundant number, since it is smaller than the sum of its proper divisors (23505048065898).

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

12220020222102 is a wasteful number, since it uses less digits than its factorization.

12220020222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860997 (or 860969 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 12220020222102 its reverse (20122202002221), we get a palindrome (32342222224323).

It can be divided in two parts, 122200 and 20222102, that added together give a palindrome (20344302).

The spelling of 12220020222102 in words is "twelve trillion, two hundred twenty billion, twenty million, two hundred twenty-two thousand, one hundred two".