22020202012112 has 20 divisors (see below), whose sum is σ = 42665307298020. Its totient is φ = 11009800128768.

The previous prime is 22020202012111. The next prime is 22020202012117. The reversal of 22020202012112 is 21121020202022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11597403006016 + 10422799006096 = 3405496^2 + 3228436^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22020202012111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18200453 + ... + 19372580.

It is an arithmetic number, because the mean of its divisors is an integer number (2133265364901).

Almost surely, 2^{22020202012112} is an apocalyptic number.

It is an amenable number.

22020202012112 is a deficient number, since it is larger than the sum of its proper divisors (20645105285908).

22020202012112 is a wasteful number, since it uses less digits than its factorization.

22020202012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37609670 (or 37609664 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22020202012112 its reverse (21121020202022), we get a palindrome (43141222214134).

The spelling of 22020202012112 in words is "twenty-two trillion, twenty billion, two hundred two million, twelve thousand, one hundred twelve".