11320311112121 has 8 divisors (see below), whose sum is σ = 12349715393664. Its totient is φ = 10290954345520.

The previous prime is 11320311112049. The next prime is 11320311112127. The reversal of 11320311112121 is 12121111302311.

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 11320311112121 - 2¹⁰ = 11320311111097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11320311112093 and 11320311112102.

It is not an unprimeable number, because it can be changed into a prime (11320311112127) 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, 11379665 + ... + 12334398.

It is an arithmetic number, because the mean of its divisors is an integer number (1543714424208).

Almost surely, 2^{11320311112121} is an apocalyptic number.

11320311112121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11320311112121 is a deficient number, since it is larger than the sum of its proper divisors (1029404281543).

11320311112121 is a wasteful number, since it uses less digits than its factorization.

11320311112121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23757471.

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 11320311112121 its reverse (12121111302311), we get a palindrome (23441422414432).

The spelling of 11320311112121 in words is "eleven trillion, three hundred twenty billion, three hundred eleven million, one hundred twelve thousand, one hundred twenty-one".