20122110210212 has 12 divisors (see below), whose sum is σ = 35311781151360. Its totient is φ = 10033029881256.

The previous prime is 20122110210199. The next prime is 20122110210217. The reversal of 20122110210212 is 21201201122102.

It is not an unprimeable number, because it can be changed into a prime (20122110210217) by changing a digit.

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, 7006304348 + ... + 7006307219.

It is an arithmetic number, because the mean of its divisors is an integer number (2942648429280).

Almost surely, 2^{20122110210212} is an apocalyptic number.

It is an amenable number.

20122110210212 is a deficient number, since it is larger than the sum of its proper divisors (15189670941148).

20122110210212 is a wasteful number, since it uses less digits than its factorization.

20122110210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14012611930 (or 14012611928 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20122110210212 its reverse (21201201122102), we get a palindrome (41323311332314).

The spelling of 20122110210212 in words is "twenty trillion, one hundred twenty-two billion, one hundred ten million, two hundred ten thousand, two hundred twelve".