200123202432 has 64 divisors (see below), whose sum is σ = 559555027200. Its totient is φ = 63196798464.

The previous prime is 200123202401. The next prime is 200123202467. The reversal of 200123202432 is 234202321002.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 200123202399 and 200123202408.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 13707288 + ... + 13721879.

It is an arithmetic number, because the mean of its divisors is an integer number (8743047300).

Almost surely, 2^200123202432 is an apocalyptic number.

It is an amenable number.

200123202432 is an abundant number, since it is smaller than the sum of its proper divisors (359431824768).

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

200123202432 is a wasteful number, since it uses less digits than its factorization.

200123202432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27429203 (or 27429191 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 200123202432 its reverse (234202321002), we get a palindrome (434325523434).

The spelling of 200123202432 in words is "two hundred billion, one hundred twenty-three million, two hundred two thousand, four hundred thirty-two".