11231440334 has 8 divisors (see below), whose sum is σ = 17428097160. Its totient is φ = 5422074616.

The previous prime is 11231440277. The next prime is 11231440343. The reversal of 11231440334 is 43304413211.

It is a happy number.

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

It is a super-2 number, since 2×11231440334² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96822704 + ... + 96822819.

It is an arithmetic number, because the mean of its divisors is an integer number (2178512145).

Almost surely, 2^11231440334 is an apocalyptic number.

11231440334 is a deficient number, since it is larger than the sum of its proper divisors (6196656826).

11231440334 is a wasteful number, since it uses less digits than its factorization.

11231440334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193645554.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 11231440334 its reverse (43304413211), we get a palindrome (54535853545).

The spelling of 11231440334 in words is "eleven billion, two hundred thirty-one million, four hundred forty thousand, three hundred thirty-four".