20002122110212 has 96 divisors (see below), whose sum is σ = 39766850565120. Its totient is φ = 8719816734720.

The previous prime is 20002122110137. The next prime is 20002122110213. The reversal of 20002122110212 is 21201122120002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20002122110213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129961528 + ... + 130115344.

It is an arithmetic number, because the mean of its divisors is an integer number (414238026720).

Almost surely, 2^{20002122110212} is an apocalyptic number.

20002122110212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20002122110212 is a deficient number, since it is larger than the sum of its proper divisors (19764728454908).

20002122110212 is a wasteful number, since it uses less digits than its factorization.

20002122110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154541 (or 154539 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20002122110212 its reverse (21201122120002), we get a palindrome (41203244230214).

It can be divided in two parts, 2000 and 2122110212, that added together give a palindrome (2122112212).

The spelling of 20002122110212 in words is "twenty trillion, two billion, one hundred twenty-two million, one hundred ten thousand, two hundred twelve".