1011123223113 has 16 divisors (see below), whose sum is σ = 1350989352576. Its totient is φ = 672670078080.

The previous prime is 1011123223093. The next prime is 1011123223127. The reversal of 1011123223113 is 3113223211101.

It is not a de Polignac number, because 1011123223113 - 2¹⁰ = 1011123222089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1011123223113.

It is not an unprimeable number, because it can be changed into a prime (1011123223153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9335095 + ... + 9442787.

It is an arithmetic number, because the mean of its divisors is an integer number (84436834536).

Almost surely, 2^{1011123223113} is an apocalyptic number.

It is an amenable number.

1011123223113 is a deficient number, since it is larger than the sum of its proper divisors (339866129463).

1011123223113 is a wasteful number, since it uses less digits than its factorization.

1011123223113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114224.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1011123223113 its reverse (3113223211101), we get a palindrome (4124346434214).

The spelling of 1011123223113 in words is "one trillion, eleven billion, one hundred twenty-three million, two hundred twenty-three thousand, one hundred thirteen".