200212122020004 has 144 divisors (see below), whose sum is σ = 534656815318080. Its totient is φ = 62996253880320.

The previous prime is 200212122019997. The next prime is 200212122020011. The reversal of 200212122020004 is 400020221212002.

200212122020004 is a `hidden beast` number, since 200 + 21 + 21 + 220 + 200 + 0 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (200212122019997) and next prime (200212122020011).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 322720732 + ... + 323340524.

It is an arithmetic number, because the mean of its divisors is an integer number (3712894550820).

Almost surely, 2^{200212122020004} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200212122020004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267328407659040).

200212122020004 is an abundant number, since it is smaller than the sum of its proper divisors (334444693298076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200212122020004 is a wasteful number, since it uses less digits than its factorization.

200212122020004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621530 (or 621525 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 200212122020004 its reverse (400020221212002), we get a palindrome (600232343232006).

The spelling of 200212122020004 in words is "two hundred trillion, two hundred twelve billion, one hundred twenty-two million, twenty thousand, four".