1231233341343 has 16 divisors (see below), whose sum is σ = 1661341386240. Its totient is φ = 810987667776.

The previous prime is 1231233341321. The next prime is 1231233341353. The reversal of 1231233341343 is 3431433321321.

It is a happy number.

It is not a de Polignac number, because 1231233341343 - 2¹⁶ = 1231233275807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1231233341353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1383205 + ... + 2091822.

It is an arithmetic number, because the mean of its divisors is an integer number (103833836640).

Almost surely, 2^{1231233341343} is an apocalyptic number.

1231233341343 is a deficient number, since it is larger than the sum of its proper divisors (430108044897).

1231233341343 is a wasteful number, since it uses less digits than its factorization.

1231233341343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3476446.

The product of its digits is 46656, while the sum is 33.

Adding to 1231233341343 its reverse (3431433321321), we get a palindrome (4662666662664).

The spelling of 1231233341343 in words is "one trillion, two hundred thirty-one billion, two hundred thirty-three million, three hundred forty-one thousand, three hundred forty-three".