1123103211113 has 8 divisors (see below), whose sum is σ = 1221238444608. Its totient is φ = 1026645503184.

The previous prime is 1123103211103. The next prime is 1123103211157. The reversal of 1123103211113 is 3111123013211.

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 1123103211113 - 2¹⁴ = 1123103194729 is a prime.

It is a super-2 number, since 2×1123103211113² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1123103211103) 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 7 ways as a sum of consecutive naturals, for example, 419379995 + ... + 419382672.

It is an arithmetic number, because the mean of its divisors is an integer number (152654805576).

Almost surely, 2^{1123103211113} is an apocalyptic number.

1123103211113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1123103211113 is a deficient number, since it is larger than the sum of its proper divisors (98135233495).

1123103211113 is a wasteful number, since it uses less digits than its factorization.

1123103211113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838762783.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1123103211113 its reverse (3111123013211), we get a palindrome (4234226224324).

The spelling of 1123103211113 in words is "one trillion, one hundred twenty-three billion, one hundred three million, two hundred eleven thousand, one hundred thirteen".