200112121012 has 48 divisors (see below), whose sum is σ = 373889621952. Its totient is φ = 93387271680.

The previous prime is 200112121009. The next prime is 200112121019. The reversal of 200112121012 is 210121211002.

It is a junction number, because it is equal to n+sod(n) for n = 200112120983 and 200112121001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200112121019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5090143 + ... + 5129305.

It is an arithmetic number, because the mean of its divisors is an integer number (7789367124).

Almost surely, 2^200112121012 is an apocalyptic number.

It is an amenable number.

200112121012 is a deficient number, since it is larger than the sum of its proper divisors (173777500940).

200112121012 is a wasteful number, since it uses less digits than its factorization.

200112121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39808 (or 39806 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 200112121012 its reverse (210121211002), we get a palindrome (410233332014).

The spelling of 200112121012 in words is "two hundred billion, one hundred twelve million, one hundred twenty-one thousand, twelve".