11223333456 has 20 divisors (see below), whose sum is σ = 28993611552. Its totient is φ = 3741111136.

The previous prime is 11223333409. The next prime is 11223333461. The reversal of 11223333456 is 65433332211.

It is a plaindrome in base 10.

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, 116909676 + ... + 116909771.

Almost surely, 2^11223333456 is an apocalyptic number.

11223333456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11223333456 is an abundant number, since it is smaller than the sum of its proper divisors (17770278096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11223333456 is a wasteful number, since it uses less digits than its factorization.

11223333456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233819458 (or 233819452 counting only the distinct ones).

The product of its digits is 38880, while the sum is 33.

Adding to 11223333456 its reverse (65433332211), we get a palindrome (76656665667).

The spelling of 11223333456 in words is "eleven billion, two hundred twenty-three million, three hundred thirty-three thousand, four hundred fifty-six".