200122121112 has 32 divisors (see below), whose sum is σ = 513827070000. Its totient is φ = 64904471424.

The previous prime is 200122121099. The next prime is 200122121203. The reversal of 200122121112 is 211121221002.

200122121112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×200122121112² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200122121091 and 200122121100.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 112680487 + ... + 112682262.

Almost surely, 2^200122121112 is an apocalyptic number.

It is an amenable number.

200122121112 is an abundant number, since it is smaller than the sum of its proper divisors (313704948888).

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

200122121112 is a wasteful number, since it uses less digits than its factorization.

200122121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225362795 (or 225362791 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 200122121112 its reverse (211121221002), we get a palindrome (411243342114).

The spelling of 200122121112 in words is "two hundred billion, one hundred twenty-two million, one hundred twenty-one thousand, one hundred twelve".