1113343231201 has 4 divisors (see below), whose sum is σ = 1113345352132. Its totient is φ = 1113341110272.

The previous prime is 1113343231199. The next prime is 1113343231229. The reversal of 1113343231201 is 1021323433111.

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 78036981201 + 1035306250000 = 279351^2 + 1017500^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113343231201 - 2¹ = 1113343231199 is a prime.

It is a super-2 number, since 2×1113343231201² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113343231261) 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, 371185 + ... + 1537681.

It is an arithmetic number, because the mean of its divisors is an integer number (278336338033).

Almost surely, 2^{1113343231201} is an apocalyptic number.

It is an amenable number.

1113343231201 is a deficient number, since it is larger than the sum of its proper divisors (2120931).

1113343231201 is an equidigital number, since it uses as much as digits as its factorization.

1113343231201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120930.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 1113343231201 its reverse (1021323433111), we get a palindrome (2134666664312).

The spelling of 1113343231201 in words is "one trillion, one hundred thirteen billion, three hundred forty-three million, two hundred thirty-one thousand, two hundred one".