200123312113312 has 192 divisors, whose sum is σ = 472792119367680. Its totient is φ = 81525696113664.

The previous prime is 200123312113253. The next prime is 200123312113321. The reversal of 200123312113312 is 213311213321002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1942082463 + ... + 1942185505.

It is an arithmetic number, because the mean of its divisors is an integer number (2462458955040).

Almost surely, 2^{200123312113312} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200123312113312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236396059683840).

200123312113312 is an abundant number, since it is smaller than the sum of its proper divisors (272668807254368).

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

200123312113312 is a wasteful number, since it uses less digits than its factorization.

200123312113312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105435 (or 105427 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 200123312113312 its reverse (213311213321002), we get a palindrome (413434525434314).

The spelling of 200123312113312 in words is "two hundred trillion, one hundred twenty-three billion, three hundred twelve million, one hundred thirteen thousand, three hundred twelve".