11323201231121 has 8 divisors (see below), whose sum is σ = 12252009209664. Its totient is φ = 10402649323920.

The previous prime is 11323201231099. The next prime is 11323201231163. The reversal of 11323201231121 is 12113210232311.

It is a happy number.

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 11323201231121 - 2¹⁰ = 11323201230097 is a prime.

It is a super-2 number, since 2×11323201231121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11323201231421) 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, 2064014981 + ... + 2064020466.

It is an arithmetic number, because the mean of its divisors is an integer number (1531501151208).

Almost surely, 2^{11323201231121} is an apocalyptic number.

It is an amenable number.

11323201231121 is a deficient number, since it is larger than the sum of its proper divisors (928807978543).

11323201231121 is a wasteful number, since it uses less digits than its factorization.

11323201231121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4128035671.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 11323201231121 its reverse (12113210232311), we get a palindrome (23436411463432).

The spelling of 11323201231121 in words is "eleven trillion, three hundred twenty-three billion, two hundred one million, two hundred thirty-one thousand, one hundred twenty-one".