20002000323 has 8 divisors (see below), whose sum is σ = 26670070288. Its totient is φ = 13334298624.

The previous prime is 20002000297. The next prime is 20002000363. The reversal of 20002000323 is 32300020002.

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

It is not a de Polignac number, because 20002000323 - 2¹² = 20001996227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20002000299 and 20002000308.

It is not an unprimeable number, because it can be changed into a prime (20002000363) 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, 81315 + ... + 215907.

It is an arithmetic number, because the mean of its divisors is an integer number (3333758786).

Almost surely, 2^20002000323 is an apocalyptic number.

20002000323 is a deficient number, since it is larger than the sum of its proper divisors (6668069965).

20002000323 is a wasteful number, since it uses less digits than its factorization.

20002000323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184133.

The product of its (nonzero) digits is 72, while the sum is 12.

Adding to 20002000323 its reverse (32300020002), we get a palindrome (52302020325).

The spelling of 20002000323 in words is "twenty billion, two million, three hundred twenty-three", and thus it is an aban number.