200323021020012 has 144 divisors (see below), whose sum is σ = 564239401689600. Its totient is φ = 59403928798080.

The previous prime is 200323021019977. The next prime is 200323021020037. The reversal of 200323021020012 is 210020120323002.

200323021020012 is a `hidden beast` number, since 20 + 0 + 3 + 230 + 210 + 200 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 130806939 + ... + 132329517.

It is an arithmetic number, because the mean of its divisors is an integer number (3918329178400).

Almost surely, 2^{200323021020012} is an apocalyptic number.

200323021020012 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 200323021020012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282119700844800).

200323021020012 is an abundant number, since it is smaller than the sum of its proper divisors (363916380669588).

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

200323021020012 is a wasteful number, since it uses less digits than its factorization.

200323021020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1529716 (or 1529711 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 200323021020012 its reverse (210020120323002), we get a palindrome (410343141343014).

The spelling of 200323021020012 in words is "two hundred trillion, three hundred twenty-three billion, twenty-one million, twenty thousand, twelve".