1201003232313 has 16 divisors (see below), whose sum is σ = 1610531548416. Its totient is φ = 796084552320.

The previous prime is 1201003232309. The next prime is 1201003232321. The reversal of 1201003232313 is 3132323001021.

It is not a de Polignac number, because 1201003232313 - 2² = 1201003232309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1201003232313.

It is not an unprimeable number, because it can be changed into a prime (1201003232333) 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 15 ways as a sum of consecutive naturals, for example, 1206220 + ... + 1963917.

It is an arithmetic number, because the mean of its divisors is an integer number (100658221776).

Almost surely, 2^{1201003232313} is an apocalyptic number.

It is an amenable number.

1201003232313 is a deficient number, since it is larger than the sum of its proper divisors (409528316103).

1201003232313 is a wasteful number, since it uses less digits than its factorization.

1201003232313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3170864.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1201003232313 its reverse (3132323001021), we get a palindrome (4333326233334).

The spelling of 1201003232313 in words is "one trillion, two hundred one billion, three million, two hundred thirty-two thousand, three hundred thirteen".