11123421214 has 8 divisors (see below), whose sum is σ = 16700831280. Its totient is φ = 5556477456.

The previous prime is 11123421167. The next prime is 11123421233. The reversal of 11123421214 is 41212432111.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2613919 + ... + 2618170.

It is an arithmetic number, because the mean of its divisors is an integer number (2087603910).

Almost surely, 2^11123421214 is an apocalyptic number.

11123421214 is a deficient number, since it is larger than the sum of its proper divisors (5577410066).

11123421214 is a wasteful number, since it uses less digits than its factorization.

11123421214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5233154.

The product of its digits is 384, while the sum is 22.

Adding to 11123421214 its reverse (41212432111), we get a palindrome (52335853325).

The spelling of 11123421214 in words is "eleven billion, one hundred twenty-three million, four hundred twenty-one thousand, two hundred fourteen".