1012320200113 has 4 divisors (see below), whose sum is σ = 1012553619300. Its totient is φ = 1012086780928.

The previous prime is 1012320200083. The next prime is 1012320200159. The reversal of 1012320200113 is 3110020232101.

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

It can be written as a sum of positive squares in 2 ways, for example, as 76025929984 + 936294270129 = 275728^2 + 967623^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012320200113 - 2⁵ = 1012320200081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012320200183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116703088 + ... + 116711761.

It is an arithmetic number, because the mean of its divisors is an integer number (253138404825).

Almost surely, 2^{1012320200113} is an apocalyptic number.

It is an amenable number.

1012320200113 is a deficient number, since it is larger than the sum of its proper divisors (233419187).

1012320200113 is an equidigital number, since it uses as much as digits as its factorization.

1012320200113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233419186.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1012320200113 its reverse (3110020232101), we get a palindrome (4122340432214).

The spelling of 1012320200113 in words is "one trillion, twelve billion, three hundred twenty million, two hundred thousand, one hundred thirteen".