1121123122113 has 32 divisors (see below), whose sum is σ = 1543731904512. Its totient is φ = 723263990400.

The previous prime is 1121123122111. The next prime is 1121123122117. The reversal of 1121123122113 is 3112213211211.

It is not a de Polignac number, because 1121123122113 - 2¹ = 1121123122111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1121123122113.

It is not an unprimeable number, because it can be changed into a prime (1121123122111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95141620 + ... + 95153402.

It is an arithmetic number, because the mean of its divisors is an integer number (48241622016).

Almost surely, 2^{1121123122113} is an apocalyptic number.

It is an amenable number.

1121123122113 is a deficient number, since it is larger than the sum of its proper divisors (422608782399).

1121123122113 is a wasteful number, since it uses less digits than its factorization.

1121123122113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18045.

The product of its digits is 144, while the sum is 21.

Adding to 1121123122113 its reverse (3112213211211), we get a palindrome (4233336333324).

The spelling of 1121123122113 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-three million, one hundred twenty-two thousand, one hundred thirteen".