1111320231353 has 4 divisors (see below), whose sum is σ = 1111603085940. Its totient is φ = 1111037376768.

The previous prime is 1111320231341. The next prime is 1111320231431. The reversal of 1111320231353 is 3531320231111.

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 45660424489 + 1065659806864 = 213683^2 + 1032308^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111320231353 - 2¹⁴ = 1111320214969 is a prime.

It is a super-3 number, since 3×1111320231353³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111320231953) 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, 141421400 + ... + 141429257.

It is an arithmetic number, because the mean of its divisors is an integer number (277900771485).

Almost surely, 2^{1111320231353} is an apocalyptic number.

It is an amenable number.

1111320231353 is a deficient number, since it is larger than the sum of its proper divisors (282854587).

1111320231353 is an equidigital number, since it uses as much as digits as its factorization.

1111320231353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282854586.

The product of its (nonzero) digits is 1620, while the sum is 26.

Adding to 1111320231353 its reverse (3531320231111), we get a palindrome (4642640462464).

The spelling of 1111320231353 in words is "one trillion, one hundred eleven billion, three hundred twenty million, two hundred thirty-one thousand, three hundred fifty-three".