121340341233 has 6 divisors (see below), whose sum is σ = 175269381794. Its totient is φ = 80893560816.

The previous prime is 121340341211. The next prime is 121340341247. The reversal of 121340341233 is 332143043121.

It is a happy number.

121340341233 is a `hidden beast` number, since 1 + 21 + 3 + 403 + 4 + 1 + 233 = 666.

It can be written as a sum of positive squares in only one way, i.e., 120861913104 + 478428129 = 347652^2 + 21873^2 .

It is not a de Polignac number, because 121340341233 - 2⁵ = 121340341201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121340341197 and 121340341206.

It is not an unprimeable number, because it can be changed into a prime (121340321233) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6741130060 + ... + 6741130077.

Almost surely, 2^121340341233 is an apocalyptic number.

It is an amenable number.

121340341233 is a deficient number, since it is larger than the sum of its proper divisors (53929040561).

121340341233 is a wasteful number, since it uses less digits than its factorization.

121340341233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13482260143 (or 13482260140 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 121340341233 its reverse (332143043121), we get a palindrome (453483384354).

The spelling of 121340341233 in words is "one hundred twenty-one billion, three hundred forty million, three hundred forty-one thousand, two hundred thirty-three".