11211432343 has 16 divisors (see below), whose sum is σ = 11512005120. Its totient is φ = 10914904000.

The previous prime is 11211432341. The next prime is 11211432347. The reversal of 11211432343 is 34323411211.

It is a cyclic number.

It is not a de Polignac number, because 11211432343 - 2¹ = 11211432341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211432341) 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, 4767618 + ... + 4769968.

It is an arithmetic number, because the mean of its divisors is an integer number (719500320).

Almost surely, 2^11211432343 is an apocalyptic number.

11211432343 is a deficient number, since it is larger than the sum of its proper divisors (300572777).

11211432343 is a wasteful number, since it uses less digits than its factorization.

11211432343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158.

The product of its digits is 1728, while the sum is 25.

Adding to 11211432343 its reverse (34323411211), we get a palindrome (45534843554).

The spelling of 11211432343 in words is "eleven billion, two hundred eleven million, four hundred thirty-two thousand, three hundred forty-three".