20222200200212 has 24 divisors (see below), whose sum is σ = 35969545275720. Its totient is φ = 9945192332160.

The previous prime is 20222200200187. The next prime is 20222200200229. The reversal of 20222200200212 is 21200200222202.

It can be written as a sum of positive squares in 4 ways, for example, as 60537649936 + 20161662550276 = 246044^2 + 4490174^2 .

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 7 ways as a sum of consecutive naturals, for example, 16285214 + ... + 17482922.

It is an arithmetic number, because the mean of its divisors is an integer number (1498731053155).

Almost surely, 2^{20222200200212} is an apocalyptic number.

It is an amenable number.

20222200200212 is a deficient number, since it is larger than the sum of its proper divisors (15747345075508).

20222200200212 is a wasteful number, since it uses less digits than its factorization.

20222200200212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266971 (or 1266969 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20222200200212 its reverse (21200200222202), we get a palindrome (41422400422414).

The spelling of 20222200200212 in words is "twenty trillion, two hundred twenty-two billion, two hundred million, two hundred thousand, two hundred twelve".