1123113132011 has 8 divisors (see below), whose sum is σ = 1211393364384. Its totient is φ = 1035102458880.

The previous prime is 1123113131999. The next prime is 1123113132041. The reversal of 1123113132011 is 1102313113211.

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 1123113132011 - 2¹⁰ = 1123113130987 is a prime.

It is a super-2 number, since 2×1123113132011² (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 (1123113132041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67381151 + ... + 67397816.

It is an arithmetic number, because the mean of its divisors is an integer number (151424170548).

Almost surely, 2^{1123113132011} is an apocalyptic number.

1123113132011 is a deficient number, since it is larger than the sum of its proper divisors (88280232373).

1123113132011 is a wasteful number, since it uses less digits than its factorization.

1123113132011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134779621.

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

Adding to 1123113132011 its reverse (1102313113211), we get a palindrome (2225426245222).

The spelling of 1123113132011 in words is "one trillion, one hundred twenty-three billion, one hundred thirteen million, one hundred thirty-two thousand, eleven".