20220111220112 has 20 divisors (see below), whose sum is σ = 39339023444556. Its totient is φ = 10068105169920.

The previous prime is 20220111220103. The next prime is 20220111220151. The reversal of 20220111220112 is 21102211102202.

It can be written as a sum of positive squares in 2 ways, for example, as 17383029135616 + 2837082084496 = 4169296^2 + 1684364^2 .

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 3 ways as a sum of consecutive naturals, for example, 2621898533 + ... + 2621906244.

Almost surely, 2^{20220111220112} is an apocalyptic number.

It is an amenable number.

20220111220112 is a deficient number, since it is larger than the sum of its proper divisors (19118912224444).

20220111220112 is a wasteful number, since it uses less digits than its factorization.

20220111220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5243805026 (or 5243805020 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20220111220112 its reverse (21102211102202), we get a palindrome (41322322322314).

The spelling of 20220111220112 in words is "twenty trillion, two hundred twenty billion, one hundred eleven million, two hundred twenty thousand, one hundred twelve".