20000120222212 has 144 divisors (see below), whose sum is σ = 39780641799360. Its totient is φ = 8745035270400.

The previous prime is 20000120222207. The next prime is 20000120222219. The reversal of 20000120222212 is 21222202100002.

It is not an unprimeable number, because it can be changed into a prime (20000120222219) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1949514339 + ... + 1949524597.

It is an arithmetic number, because the mean of its divisors is an integer number (276254456940).

Almost surely, 2^{20000120222212} is an apocalyptic number.

It is an amenable number.

20000120222212 is a deficient number, since it is larger than the sum of its proper divisors (19780521577148).

20000120222212 is a wasteful number, since it uses less digits than its factorization.

20000120222212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10994 (or 10969 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20000120222212 its reverse (21222202100002), we get a palindrome (41222322322214).

The spelling of 20000120222212 in words is "twenty trillion, one hundred twenty million, two hundred twenty-two thousand, two hundred twelve".