11223333344456 has 8 divisors (see below), whose sum is σ = 21043750020870. Its totient is φ = 5611666672224.

The previous prime is 11223333344437. The next prime is 11223333344467. The reversal of 11223333344456 is 65444333332211.

It can be written as a sum of positive squares in only one way, i.e., 8802103983556 + 2421229360900 = 2966834^2 + 1556030^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×11223333344456² (a number of 27 digits) contains 22 as substring.

It is a plaindrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701458334021 + ... + 701458334036.

Almost surely, 2^{11223333344456} is an apocalyptic number.

It is an amenable number.

11223333344456 is a deficient number, since it is larger than the sum of its proper divisors (9820416676414).

11223333344456 is a wasteful number, since it uses less digits than its factorization.

11223333344456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402916668063 (or 1402916668059 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 44.

Adding to 11223333344456 its reverse (65444333332211), we get a palindrome (76667666676667).

The spelling of 11223333344456 in words is "eleven trillion, two hundred twenty-three billion, three hundred thirty-three million, three hundred forty-four thousand, four hundred fifty-six".