20222122212102 has 96 divisors (see below), whose sum is σ = 43799505684480. Its totient is φ = 6212287459840.

The previous prime is 20222122212059. The next prime is 20222122212209. The reversal of 20222122212102 is 20121222122202.

It is a super-2 number, since 2×20222122212102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 55409902 + ... + 55773662.

It is an arithmetic number, because the mean of its divisors is an integer number (456244850880).

Almost surely, 2^{20222122212102} is an apocalyptic number.

20222122212102 is an abundant number, since it is smaller than the sum of its proper divisors (23577383472378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20222122212102 is a wasteful number, since it uses less digits than its factorization.

20222122212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364326 (or 364297 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 20222122212102 its reverse (20121222122202), we get a palindrome (40343344334304).

The spelling of 20222122212102 in words is "twenty trillion, two hundred twenty-two billion, one hundred twenty-two million, two hundred twelve thousand, one hundred two".