201443000051 has 8 divisors (see below), whose sum is σ = 203878321920. Its totient is φ = 199007875912.

The previous prime is 201443000027. The next prime is 201443000093. The reversal of 201443000051 is 150000344102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201443000051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201442999987 and 201443000032.

It is not an unprimeable number, because it can be changed into a prime (201343000051) 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, 3780170 + ... + 3833088.

It is an arithmetic number, because the mean of its divisors is an integer number (25484790240).

Almost surely, 2^201443000051 is an apocalyptic number.

201443000051 is a deficient number, since it is larger than the sum of its proper divisors (2435321869).

201443000051 is an equidigital number, since it uses as much as digits as its factorization.

201443000051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98865.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 201443000051 its reverse (150000344102), we get a palindrome (351443344153).

The spelling of 201443000051 in words is "two hundred one billion, four hundred forty-three million, fifty-one", and thus it is an aban number.