200000121323 has 8 divisors (see below), whose sum is σ = 211769357328. Its totient is φ = 188231387904.

The previous prime is 200000121283. The next prime is 200000121331. The reversal of 200000121323 is 323121000002.

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 200000121323 - 2²⁶ = 199933012459 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200000121298 and 200000121307.

It is not an unprimeable number, because it can be changed into a prime (200000121623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 963440 + ... + 1152482.

It is an arithmetic number, because the mean of its divisors is an integer number (26471169666).

Almost surely, 2^200000121323 is an apocalyptic number.

200000121323 is a deficient number, since it is larger than the sum of its proper divisors (11769236005).

200000121323 is a wasteful number, since it uses less digits than its factorization.

200000121323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251293.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 200000121323 its reverse (323121000002), we get a palindrome (523121121325).

The spelling of 200000121323 in words is "two hundred billion, one hundred twenty-one thousand, three hundred twenty-three".