12020222211102 has 32 divisors (see below), whose sum is σ = 30527548473600. Its totient is φ = 3434349203064.

The previous prime is 12020222211089. The next prime is 12020222211167. The reversal of 12020222211102 is 20111222202021.

It is a happy number.

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

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15899764452 + ... + 15899765207.

It is an arithmetic number, because the mean of its divisors is an integer number (953985889800).

Almost surely, 2^{12020222211102} is an apocalyptic number.

12020222211102 is an abundant number, since it is smaller than the sum of its proper divisors (18507326262498).

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

12020222211102 is a wasteful number, since it uses less digits than its factorization.

12020222211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31799529677 (or 31799529671 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12020222211102 its reverse (20111222202021), we get a palindrome (32131444413123).

The spelling of 12020222211102 in words is "twelve trillion, twenty billion, two hundred twenty-two million, two hundred eleven thousand, one hundred two".