201310199999 has 4 divisors (see below), whose sum is σ = 201403704336. Its totient is φ = 201216695664.

The previous prime is 201310199963. The next prime is 201310200043. The reversal of 201310199999 is 999991013102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201310199999 - 2⁸ = 201310199743 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201310199999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201310799999) 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 3 ways as a sum of consecutive naturals, for example, 46748939 + ... + 46753244.

It is an arithmetic number, because the mean of its divisors is an integer number (50350926084).

Almost surely, 2^201310199999 is an apocalyptic number.

201310199999 is a deficient number, since it is larger than the sum of its proper divisors (93504337).

201310199999 is an equidigital number, since it uses as much as digits as its factorization.

201310199999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93504336.

The product of its (nonzero) digits is 354294, while the sum is 53.

The spelling of 201310199999 in words is "two hundred one billion, three hundred ten million, one hundred ninety-nine thousand, nine hundred ninety-nine".