1122233455681 has 24 divisors (see below), whose sum is σ = 1225777920000. Its totient is φ = 1026903661056.

The previous prime is 1122233455663. The next prime is 1122233455697. The reversal of 1122233455681 is 1865543322211.

It is not a de Polignac number, because 1122233455681 - 2²¹ = 1122231358529 is a prime.

It is a super-2 number, since 2×1122233455681² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122233455481) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26786356 + ... + 26828218.

It is an arithmetic number, because the mean of its divisors is an integer number (51074080000).

Almost surely, 2^{1122233455681} is an apocalyptic number.

It is an amenable number.

1122233455681 is a deficient number, since it is larger than the sum of its proper divisors (103544464319).

1122233455681 is a wasteful number, since it uses less digits than its factorization.

1122233455681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43265 (or 43252 counting only the distinct ones).

The product of its digits is 345600, while the sum is 43.

Adding to 1122233455681 its reverse (1865543322211), we get a palindrome (2987776777892).

The spelling of 1122233455681 in words is "one trillion, one hundred twenty-two billion, two hundred thirty-three million, four hundred fifty-five thousand, six hundred eighty-one".