11331023101121 has 4 divisors (see below), whose sum is σ = 11331038461572. Its totient is φ = 11331007740672.

The previous prime is 11331023101117. The next prime is 11331023101127. The reversal of 11331023101121 is 12110132013311.

11331023101121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6257807436721 + 5073215664400 = 2501561^2 + 2252380^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331023101121 - 2² = 11331023101117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11331023101093 and 11331023101102.

It is not an unprimeable number, because it can be changed into a prime (11331023101127) 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, 6514760 + ... + 8068713.

It is an arithmetic number, because the mean of its divisors is an integer number (2832759615393).

Almost surely, 2^{11331023101121} is an apocalyptic number.

It is an amenable number.

11331023101121 is a deficient number, since it is larger than the sum of its proper divisors (15360451).

11331023101121 is an equidigital number, since it uses as much as digits as its factorization.

11331023101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15360450.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 11331023101121 its reverse (12110132013311), we get a palindrome (23441155114432).

The spelling of 11331023101121 in words is "eleven trillion, three hundred thirty-one billion, twenty-three million, one hundred one thousand, one hundred twenty-one".