200123232321 has 8 divisors (see below), whose sum is σ = 266882778720. Its totient is φ = 133389587072.

The previous prime is 200123232301. The next prime is 200123232359. The reversal of 200123232321 is 123232321002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200123232321 - 2⁷ = 200123232193 is a prime.

It is a super-2 number, since 2×200123232321² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200123232301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6457251 + ... + 6488168.

It is an arithmetic number, because the mean of its divisors is an integer number (33360347340).

Almost surely, 2^200123232321 is an apocalyptic number.

It is an amenable number.

200123232321 is a deficient number, since it is larger than the sum of its proper divisors (66759546399).

200123232321 is a wasteful number, since it uses less digits than its factorization.

200123232321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12950575.

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

Adding to 200123232321 its reverse (123232321002), we get a palindrome (323355553323).

The spelling of 200123232321 in words is "two hundred billion, one hundred twenty-three million, two hundred thirty-two thousand, three hundred twenty-one".