200122002012 has 96 divisors (see below), whose sum is σ = 509260595200. Its totient is φ = 60931569600.

The previous prime is 200122002011. The next prime is 200122002013. The reversal of 200122002012 is 210200221002.

200122002012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (200122002011) and next prime (200122002013).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200122002011) 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 31 ways as a sum of consecutive naturals, for example, 1863189 + ... + 1967667.

Almost surely, 2^200122002012 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 200122002012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254630297600).

200122002012 is an abundant number, since it is smaller than the sum of its proper divisors (309138593188).

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

200122002012 is a wasteful number, since it uses less digits than its factorization.

200122002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104807 (or 104805 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 200122002012 its reverse (210200221002), we get a palindrome (410322223014).

The spelling of 200122002012 in words is "two hundred billion, one hundred twenty-two million, two thousand, twelve".