1123211002113 has 12 divisors (see below), whose sum is σ = 1635190821888. Its totient is φ = 742911213240.

The previous prime is 1123211002093. The next prime is 1123211002129. The reversal of 1123211002113 is 3112001123211.

It is not a de Polignac number, because 1123211002113 - 2¹⁰ = 1123211001089 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1123211002513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 491342253 + ... + 491344538.

It is an arithmetic number, because the mean of its divisors is an integer number (136265901824).

Almost surely, 2^{1123211002113} is an apocalyptic number.

It is an amenable number.

1123211002113 is a deficient number, since it is larger than the sum of its proper divisors (511979819775).

1123211002113 is a wasteful number, since it uses less digits than its factorization.

1123211002113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982686924 (or 982686921 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1123211002113 its reverse (3112001123211), we get a palindrome (4235212125324).

The spelling of 1123211002113 in words is "one trillion, one hundred twenty-three billion, two hundred eleven million, two thousand, one hundred thirteen".