200112120321 has 16 divisors (see below), whose sum is σ = 281116165440. Its totient is φ = 126270930240.

The previous prime is 200112120317. The next prime is 200112120323. The reversal of 200112120321 is 123021211002.

It is not a de Polignac number, because 200112120321 - 2² = 200112120317 is a prime.

It is a super-2 number, since 2×200112120321² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200112120321.

It is not an unprimeable number, because it can be changed into a prime (200112120323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1543710 + ... + 1668311.

It is an arithmetic number, because the mean of its divisors is an integer number (17569760340).

Almost surely, 2^200112120321 is an apocalyptic number.

It is an amenable number.

200112120321 is a deficient number, since it is larger than the sum of its proper divisors (81004045119).

200112120321 is a wasteful number, since it uses less digits than its factorization.

200112120321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3213136.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 200112120321 its reverse (123021211002), we get a palindrome (323133331323).

The spelling of 200112120321 in words is "two hundred billion, one hundred twelve million, one hundred twenty thousand, three hundred twenty-one".