12020102221102 has 4 divisors (see below), whose sum is σ = 18030153331656. Its totient is φ = 6010051110550.

The previous prime is 12020102221087. The next prime is 12020102221189. The reversal of 12020102221102 is 20112220102021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3005025555274 + ... + 3005025555277.

It is an arithmetic number, because the mean of its divisors is an integer number (4507538332914).

Almost surely, 2^{12020102221102} is an apocalyptic number.

12020102221102 is a deficient number, since it is larger than the sum of its proper divisors (6010051110554).

12020102221102 is an equidigital number, since it uses as much as digits as its factorization.

12020102221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6010051110553.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12020102221102 its reverse (20112220102021), we get a palindrome (32132322323123).

The spelling of 12020102221102 in words is "twelve trillion, twenty billion, one hundred two million, two hundred twenty-one thousand, one hundred two".