20220012210212 has 12 divisors (see below), whose sum is σ = 35390965474956. Its totient is φ = 10108307788800.

The previous prime is 20220012210193. The next prime is 20220012210227. The reversal of 20220012210212 is 21201221002202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5761948964836 + 14458063245376 = 2400406^2 + 3802376^2 .

It is a super-2 number, since 2×20220012210212² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424552289 + ... + 424599912.

It is an arithmetic number, because the mean of its divisors is an integer number (2949247122913).

Almost surely, 2^{20220012210212} is an apocalyptic number.

It is an amenable number.

20220012210212 is a deficient number, since it is larger than the sum of its proper divisors (15170953264744).

20220012210212 is a wasteful number, since it uses less digits than its factorization.

20220012210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849158158 (or 849158156 counting only the distinct ones).

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

Adding to 20220012210212 its reverse (21201221002202), we get a palindrome (41421233212414).

The spelling of 20220012210212 in words is "twenty trillion, two hundred twenty billion, twelve million, two hundred ten thousand, two hundred twelve".