1123021166233 has 8 divisors (see below), whose sum is σ = 1142082588296. Its totient is φ = 1103980752000.

The previous prime is 1123021166227. The next prime is 1123021166297. The reversal of 1123021166233 is 3326611203211.

It can be written as a sum of positive squares in 4 ways, for example, as 75698167689 + 1047322998544 = 275133^2 + 1023388^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1123021166233 - 2²⁹ = 1122484295321 is a prime.

It is a super-2 number, since 2×1123021166233² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1123021166195 and 1123021166204.

It is not an unprimeable number, because it can be changed into a prime (1123021166213) 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 7 ways as a sum of consecutive naturals, for example, 5144118 + ... + 5357983.

It is an arithmetic number, because the mean of its divisors is an integer number (142760323537).

Almost surely, 2^{1123021166233} is an apocalyptic number.

It is an amenable number.

1123021166233 is a deficient number, since it is larger than the sum of its proper divisors (19061422063).

1123021166233 is a wasteful number, since it uses less digits than its factorization.

1123021166233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10503915.

The product of its (nonzero) digits is 7776, while the sum is 31.

Adding to 1123021166233 its reverse (3326611203211), we get a palindrome (4449632369444).

The spelling of 1123021166233 in words is "one trillion, one hundred twenty-three billion, twenty-one million, one hundred sixty-six thousand, two hundred thirty-three".