1121123102113 has 4 divisors (see below), whose sum is σ = 1281283545280. Its totient is φ = 960962658948.

The previous prime is 1121123102101. The next prime is 1121123102119. The reversal of 1121123102113 is 3112013211211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1121123102113 - 2²¹ = 1121121004961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121123102119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80080221573 + ... + 80080221586.

It is an arithmetic number, because the mean of its divisors is an integer number (320320886320).

Almost surely, 2^{1121123102113} is an apocalyptic number.

It is an amenable number.

1121123102113 is a deficient number, since it is larger than the sum of its proper divisors (160160443167).

1121123102113 is an equidigital number, since it uses as much as digits as its factorization.

1121123102113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160160443166.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1121123102113 its reverse (3112013211211), we get a palindrome (4233136313324).

It can be divided in two parts, 1121123 and 102113, that added together give a square (1223236 = 1106²).

The spelling of 1121123102113 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-three million, one hundred two thousand, one hundred thirteen".