121313220232333 has 4 divisors (see below), whose sum is σ = 121324074070140. Its totient is φ = 121302366394528.

The previous prime is 121313220232331. The next prime is 121313220232459. The reversal of 121313220232333 is 333232022313121.

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 77142880742404 + 44170339489929 = 8783102^2 + 6646077^2 .

It is a cyclic number.

It is not a de Polignac number, because 121313220232333 - 2¹ = 121313220232331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121313220232295 and 121313220232304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121313220232331) 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, 5426902138 + ... + 5426924491.

It is an arithmetic number, because the mean of its divisors is an integer number (30331018517535).

Almost surely, 2^{121313220232333} is an apocalyptic number.

It is an amenable number.

121313220232333 is a deficient number, since it is larger than the sum of its proper divisors (10853837807).

121313220232333 is a wasteful number, since it uses less digits than its factorization.

121313220232333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10853837806.

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 121313220232333 its reverse (333232022313121), we get a palindrome (454545242545454).

The spelling of 121313220232333 in words is "one hundred twenty-one trillion, three hundred thirteen billion, two hundred twenty million, two hundred thirty-two thousand, three hundred thirty-three".