200122112111012 has 96 divisors (see below), whose sum is σ = 434231863726080. Its totient is φ = 78581643678720.

The previous prime is 200122112110981. The next prime is 200122112111017. The reversal of 200122112111012 is 210111211221002.

It is not an unprimeable number, because it can be changed into a prime (200122112111017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 412115837 + ... + 412601147.

It is an arithmetic number, because the mean of its divisors is an integer number (4523248580480).

Almost surely, 2^{200122112111012} 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 200122112111012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217115931863040).

200122112111012 is an abundant number, since it is smaller than the sum of its proper divisors (234109751615068).

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

200122112111012 is a wasteful number, since it uses less digits than its factorization.

200122112111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493741 (or 493739 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 200122112111012 its reverse (210111211221002), we get a palindrome (410233323332014).

The spelling of 200122112111012 in words is "two hundred trillion, one hundred twenty-two billion, one hundred twelve million, one hundred eleven thousand, twelve".