20222202122012 has 18 divisors (see below), whose sum is σ = 38898492099264. Its totient is φ = 9191910055240.

The previous prime is 20222202121993. The next prime is 20222202122047. The reversal of 20222202122012 is 21022120222202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20890704188 + ... + 20890705155.

It is an arithmetic number, because the mean of its divisors is an integer number (2161027338848).

Almost surely, 2^{20222202122012} is an apocalyptic number.

20222202122012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20222202122012 is a deficient number, since it is larger than the sum of its proper divisors (18676289977252).

20222202122012 is a wasteful number, since it uses less digits than its factorization.

20222202122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41781409369 (or 41781409356 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 20222202122012 its reverse (21022120222202), we get a palindrome (41244322344214).

The spelling of 20222202122012 in words is "twenty trillion, two hundred twenty-two billion, two hundred two million, one hundred twenty-two thousand, twelve".