1203403332113 has 4 divisors (see below), whose sum is σ = 1204112469540. Its totient is φ = 1202694194688.

The previous prime is 1203403332077. The next prime is 1203403332119. The reversal of 1203403332113 is 3112333043021.

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 697004577424 + 506398754689 = 834868^2 + 711617^2 .

It is a cyclic number.

It is not a de Polignac number, because 1203403332113 - 2¹⁶ = 1203403266577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1203403332119) 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, 354566168 + ... + 354569561.

It is an arithmetic number, because the mean of its divisors is an integer number (301028117385).

Almost surely, 2^{1203403332113} is an apocalyptic number.

It is an amenable number.

1203403332113 is a deficient number, since it is larger than the sum of its proper divisors (709137427).

1203403332113 is an equidigital number, since it uses as much as digits as its factorization.

1203403332113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709137426.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1203403332113 its reverse (3112333043021), we get a palindrome (4315736375134).

The spelling of 1203403332113 in words is "one trillion, two hundred three billion, four hundred three million, three hundred thirty-two thousand, one hundred thirteen".