200123023320 has 384 divisors, whose sum is σ = 732621127680. Its totient is φ = 46949760000.

The previous prime is 200123023297. The next prime is 200123023427. The reversal of 200123023320 is 23320321002.

It is a happy number.

200123023320 is a `hidden beast` number, since 20 + 0 + 12 + 302 + 332 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 200123023293 and 200123023302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 27981745 + ... + 27988895.

It is an arithmetic number, because the mean of its divisors is an integer number (1907867520).

Almost surely, 2^200123023320 is an apocalyptic number.

200123023320 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 200123023320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366310563840).

200123023320 is an abundant number, since it is smaller than the sum of its proper divisors (532498104360).

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

200123023320 is a wasteful number, since it uses less digits than its factorization.

200123023320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7407 (or 7400 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 200123023320 its reverse (23320321002), we get a palindrome (223443344322).

The spelling of 200123023320 in words is "two hundred billion, one hundred twenty-three million, twenty-three thousand, three hundred twenty".