1116022661623 has 16 divisors (see below), whose sum is σ = 1132380598752. Its totient is φ = 1099772800000.

The previous prime is 1116022661549. The next prime is 1116022661659. The reversal of 1116022661623 is 3261662206111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1116022661623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116022665623) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 65907468 + ... + 65924398.

It is an arithmetic number, because the mean of its divisors is an integer number (70773787422).

Almost surely, 2^{1116022661623} is an apocalyptic number.

1116022661623 is a deficient number, since it is larger than the sum of its proper divisors (16357937129).

1116022661623 is a wasteful number, since it uses less digits than its factorization.

1116022661623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20066.

The product of its (nonzero) digits is 31104, while the sum is 37.

Adding to 1116022661623 its reverse (3261662206111), we get a palindrome (4377684867734).

The spelling of 1116022661623 in words is "one trillion, one hundred sixteen billion, twenty-two million, six hundred sixty-one thousand, six hundred twenty-three".