1201031323113 has 8 divisors (see below), whose sum is σ = 1602962192800. Its totient is φ = 799894001088.

The previous prime is 1201031323091. The next prime is 1201031323127. The reversal of 1201031323113 is 3113231301021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1201031323113 - 2⁸ = 1201031322857 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 1201031323113.

It is not an unprimeable number, because it can be changed into a prime (1201031323213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198383383 + ... + 198389436.

It is an arithmetic number, because the mean of its divisors is an integer number (200370274100).

Almost surely, 2^{1201031323113} is an apocalyptic number.

It is an amenable number.

1201031323113 is a deficient number, since it is larger than the sum of its proper divisors (401930869687).

1201031323113 is a wasteful number, since it uses less digits than its factorization.

1201031323113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396773831.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1201031323113 its reverse (3113231301021), we get a palindrome (4314262624134).

The spelling of 1201031323113 in words is "one trillion, two hundred one billion, thirty-one million, three hundred twenty-three thousand, one hundred thirteen".