12220102022 has 4 divisors (see below), whose sum is σ = 18330153036. Its totient is φ = 6110051010.

The previous prime is 12220102021. The next prime is 12220102057. The reversal of 12220102022 is 22020102221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22020102221 = 13 ⋅1693854017.

It is a junction number, because it is equal to n+sod(n) for n = 12220101988 and 12220102006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12220102021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3055025504 + ... + 3055025507.

It is an arithmetic number, because the mean of its divisors is an integer number (4582538259).

Almost surely, 2^12220102022 is an apocalyptic number.

12220102022 is a deficient number, since it is larger than the sum of its proper divisors (6110051014).

12220102022 is an equidigital number, since it uses as much as digits as its factorization.

12220102022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6110051013.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 12220102022 its reverse (22020102221), we get a palindrome (34240204243).

The spelling of 12220102022 in words is "twelve billion, two hundred twenty million, one hundred two thousand, twenty-two".