200112012122 has 12 divisors (see below), whose sum is σ = 329936747658. Its totient is φ = 90960005400.

The previous prime is 200112012043. The next prime is 200112012137. The reversal of 200112012122 is 221210211002.

It can be written as a sum of positive squares in only one way, i.e., 190313190001 + 9798822121 = 436249^2 + 98989^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200112012097 and 200112012106.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 413454329 + ... + 413454812.

Almost surely, 2^200112012122 is an apocalyptic number.

200112012122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

200112012122 is a deficient number, since it is larger than the sum of its proper divisors (129824735536).

200112012122 is a wasteful number, since it uses less digits than its factorization.

200112012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826909165 (or 826909154 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200112012122 its reverse (221210211002), we get a palindrome (421322223124).

The spelling of 200112012122 in words is "two hundred billion, one hundred twelve million, twelve thousand, one hundred twenty-two".