200123213232 has 20 divisors (see below), whose sum is σ = 516984967640. Its totient is φ = 66707737728.

The previous prime is 200123213209. The next prime is 200123213273. The reversal of 200123213232 is 232312321002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 200123213199 and 200123213208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2084616757 + ... + 2084616852.

It is an arithmetic number, because the mean of its divisors is an integer number (25849248382).

Almost surely, 2^200123213232 is an apocalyptic number.

It is an amenable number.

200123213232 is an abundant number, since it is smaller than the sum of its proper divisors (316861754408).

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

200123213232 is a wasteful number, since it uses less digits than its factorization.

200123213232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4169233620 (or 4169233614 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 200123213232 its reverse (232312321002), we get a palindrome (432435534234).

The spelling of 200123213232 in words is "two hundred billion, one hundred twenty-three million, two hundred thirteen thousand, two hundred thirty-two".