1123122103223 has 4 divisors (see below), whose sum is σ = 1161850451640. Its totient is φ = 1084393754808.

The previous prime is 1123122103219. The next prime is 1123122103249. The reversal of 1123122103223 is 3223012213211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1123122103223 - 2² = 1123122103219 is a prime.

It is a super-2 number, since 2×1123122103223² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123122103723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19364174165 + ... + 19364174222.

It is an arithmetic number, because the mean of its divisors is an integer number (290462612910).

Almost surely, 2^{1123122103223} is an apocalyptic number.

1123122103223 is a deficient number, since it is larger than the sum of its proper divisors (38728348417).

1123122103223 is an equidigital number, since it uses as much as digits as its factorization.

1123122103223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38728348416.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1123122103223 its reverse (3223012213211), we get a palindrome (4346134316434).

The spelling of 1123122103223 in words is "one trillion, one hundred twenty-three billion, one hundred twenty-two million, one hundred three thousand, two hundred twenty-three".