200020011323 has 16 divisors (see below), whose sum is σ = 243199117440. Its totient is φ = 162132739200.

The previous prime is 200020011311. The next prime is 200020011467. The reversal of 200020011323 is 323110020002.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 200020011323 - 2¹⁰ = 200020010299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200020011298 and 200020011307.

It is not an unprimeable number, because it can be changed into a prime (200020016323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28144493 + ... + 28151598.

It is an arithmetic number, because the mean of its divisors is an integer number (15199944840).

Almost surely, 2^200020011323 is an apocalyptic number.

200020011323 is a deficient number, since it is larger than the sum of its proper divisors (43179106117).

200020011323 is a wasteful number, since it uses less digits than its factorization.

200020011323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56296138.

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

Adding to 200020011323 its reverse (323110020002), we get a palindrome (523130031325).

The spelling of 200020011323 in words is "two hundred billion, twenty million, eleven thousand, three hundred twenty-three".