200321012345 has 8 divisors (see below), whose sum is σ = 240499100160. Its totient is φ = 160180886320.

The previous prime is 200321012341. The next prime is 200321012351. The reversal of 200321012345 is 543210123002.

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

It is not a de Polignac number, because 200321012345 - 2² = 200321012341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200321012345.

It is not an unprimeable number, because it can be changed into a prime (200321012341) 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, 9478835 + ... + 9499944.

It is an arithmetic number, because the mean of its divisors is an integer number (30062387520).

Almost surely, 2^200321012345 is an apocalyptic number.

It is an amenable number.

200321012345 is a deficient number, since it is larger than the sum of its proper divisors (40178087815).

200321012345 is a wasteful number, since it uses less digits than its factorization.

200321012345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18980895.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 200321012345 its reverse (543210123002), we get a palindrome (743531135347).

The spelling of 200321012345 in words is "two hundred billion, three hundred twenty-one million, twelve thousand, three hundred forty-five".