1203200232313 has 4 divisors (see below), whose sum is σ = 1203202861300. Its totient is φ = 1203197603328.

The previous prime is 1203200232257. The next prime is 1203200232373. The reversal of 1203200232313 is 3132320023021.

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 44298462784 + 1158901769529 = 210472^2 + 1076523^2 .

It is a cyclic number.

It is not a de Polignac number, because 1203200232313 - 2⁹ = 1203200231801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1203200232373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429288 + ... + 1609561.

It is an arithmetic number, because the mean of its divisors is an integer number (300800715325).

Almost surely, 2^{1203200232313} is an apocalyptic number.

It is an amenable number.

1203200232313 is a deficient number, since it is larger than the sum of its proper divisors (2628987).

1203200232313 is an equidigital number, since it uses as much as digits as its factorization.

1203200232313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628986.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 1203200232313 its reverse (3132320023021), we get a palindrome (4335520255334).

The spelling of 1203200232313 in words is "one trillion, two hundred three billion, two hundred million, two hundred thirty-two thousand, three hundred thirteen".