200343423000 has 512 divisors, whose sum is σ = 724598784000. Its totient is φ = 45143078400.

The previous prime is 200343422989. The next prime is 200343423043. The reversal of 200343423000 is 324343002.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 838256881 + ... + 838257119.

It is an arithmetic number, because the mean of its divisors is an integer number (1415232000).

Almost surely, 2^200343423000 is an apocalyptic number.

200343423000 is a gapful number since it is divisible by the number (20) 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 200343423000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362299392000).

200343423000 is an abundant number, since it is smaller than the sum of its proper divisors (524255361000).

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

200343423000 is a wasteful number, since it uses less digits than its factorization.

200343423000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672 (or 658 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 200343423000 its reverse (324343002), we get a palindrome (200667766002).

The spelling of 200343423000 in words is "two hundred billion, three hundred forty-three million, four hundred twenty-three thousand".