1323112230121 has 24 divisors (see below), whose sum is σ = 1482533642304. Its totient is φ = 1170958849440.

The previous prime is 1323112230091. The next prime is 1323112230149. The reversal of 1323112230121 is 1210322113231.

It is not a de Polignac number, because 1323112230121 - 2⁷ = 1323112229993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1323112230092 and 1323112230101.

It is not an unprimeable number, because it can be changed into a prime (1323112230521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3776235 + ... + 4111711.

It is an arithmetic number, because the mean of its divisors is an integer number (61772235096).

Almost surely, 2^{1323112230121} is an apocalyptic number.

1323112230121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1323112230121 is a deficient number, since it is larger than the sum of its proper divisors (159421412183).

1323112230121 is a wasteful number, since it uses less digits than its factorization.

1323112230121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335709 (or 335650 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1323112230121 its reverse (1210322113231), we get a palindrome (2533434343352).

The spelling of 1323112230121 in words is "one trillion, three hundred twenty-three billion, one hundred twelve million, two hundred thirty thousand, one hundred twenty-one".