121240404333 has 6 divisors (see below), whose sum is σ = 175125028494. Its totient is φ = 80826936216.

The previous prime is 121240404319. The next prime is 121240404379. The reversal of 121240404333 is 333404042121.

121240404333 is a `hidden beast` number, since 1 + 212 + 40 + 404 + 3 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 120939104169 + 301300164 = 347763^2 + 17358^2 .

It is not a de Polignac number, because 121240404333 - 2⁵ = 121240404301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121240404297 and 121240404306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121240404133) 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, 6735578010 + ... + 6735578027.

It is an arithmetic number, because the mean of its divisors is an integer number (29187504749).

Almost surely, 2^121240404333 is an apocalyptic number.

It is an amenable number.

121240404333 is a deficient number, since it is larger than the sum of its proper divisors (53884624161).

121240404333 is a wasteful number, since it uses less digits than its factorization.

121240404333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13471156043 (or 13471156040 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 121240404333 its reverse (333404042121), we get a palindrome (454644446454).

The spelling of 121240404333 in words is "one hundred twenty-one billion, two hundred forty million, four hundred four thousand, three hundred thirty-three".