1011231335343 has 8 divisors (see below), whose sum is σ = 1352064182400. Its totient is φ = 672276355928.

The previous prime is 1011231335333. The next prime is 1011231335437. The reversal of 1011231335343 is 3435331321101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1011231335343 - 2¹² = 1011231331247 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1011231335343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011231335333) 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 7 ways as a sum of consecutive naturals, for example, 469465653 + ... + 469467806.

It is an arithmetic number, because the mean of its divisors is an integer number (169008022800).

Almost surely, 2^{1011231335343} is an apocalyptic number.

1011231335343 is a deficient number, since it is larger than the sum of its proper divisors (340832847057).

1011231335343 is an equidigital number, since it uses as much as digits as its factorization.

1011231335343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938933821.

The product of its (nonzero) digits is 9720, while the sum is 30.

Adding to 1011231335343 its reverse (3435331321101), we get a palindrome (4446562656444).

The spelling of 1011231335343 in words is "one trillion, eleven billion, two hundred thirty-one million, three hundred thirty-five thousand, three hundred forty-three".