121133301321 has 8 divisors (see below), whose sum is σ = 171011719584. Its totient is φ = 76005208640.

The previous prime is 121133301299. The next prime is 121133301323. The reversal of 121133301321 is 123103331121.

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 121133301321 - 2⁷ = 121133301193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121133301323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1187581335 + ... + 1187581436.

It is an arithmetic number, because the mean of its divisors is an integer number (21376464948).

Almost surely, 2^121133301321 is an apocalyptic number.

It is an amenable number.

121133301321 is a deficient number, since it is larger than the sum of its proper divisors (49878418263).

121133301321 is a wasteful number, since it uses less digits than its factorization.

121133301321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2375162791.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 121133301321 its reverse (123103331121), we get a palindrome (244236632442).

The spelling of 121133301321 in words is "one hundred twenty-one billion, one hundred thirty-three million, three hundred one thousand, three hundred twenty-one".