200012113312 has 72 divisors (see below), whose sum is σ = 432959788548. Its totient is φ = 90886456320.

The previous prime is 200012113303. The next prime is 200012113333. The reversal of 200012113312 is 213311210002.

It can be written as a sum of positive squares in 2 ways, for example, as 167768883216 + 32243230096 = 409596^2 + 179564^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 17391148 + ... + 17402644.

Almost surely, 2^200012113312 is an apocalyptic number.

200012113312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200012113312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216479894274).

200012113312 is an abundant number, since it is smaller than the sum of its proper divisors (232947675236).

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

200012113312 is a wasteful number, since it uses less digits than its factorization.

200012113312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16022 (or 16003 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 200012113312 its reverse (213311210002), we get a palindrome (413323323314).

The spelling of 200012113312 in words is "two hundred billion, twelve million, one hundred thirteen thousand, three hundred twelve".