20212112202002 has 16 divisors (see below), whose sum is σ = 34710017065152. Its totient is φ = 8647163335440.

The previous prime is 20212112202001. The next prime is 20212112202041. The reversal of 20212112202002 is 20020221121202.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20212112202001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1264197173 + ... + 1264213160.

It is an arithmetic number, because the mean of its divisors is an integer number (2169376066572).

Almost surely, 2^{20212112202002} is an apocalyptic number.

20212112202002 is a deficient number, since it is larger than the sum of its proper divisors (14497904863150).

20212112202002 is a wasteful number, since it uses less digits than its factorization.

20212112202002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2528410913.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20212112202002 its reverse (20020221121202), we get a palindrome (40232333323204).

The spelling of 20212112202002 in words is "twenty trillion, two hundred twelve billion, one hundred twelve million, two hundred two thousand, two".