121021303121133 has 8 divisors (see below), whose sum is σ = 161361826761888. Its totient is φ = 80680824113904.

The previous prime is 121021303121111. The next prime is 121021303121207. The reversal of 121021303121133 is 331121303120121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-121021303121133 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121021303121833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4214335 + ... + 16118412.

It is an arithmetic number, because the mean of its divisors is an integer number (20170228345236).

Almost surely, 2^{121021303121133} is an apocalyptic number.

It is an amenable number.

121021303121133 is a deficient number, since it is larger than the sum of its proper divisors (40340523640755).

121021303121133 is a wasteful number, since it uses less digits than its factorization.

121021303121133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22316763.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 121021303121133 its reverse (331121303120121), we get a palindrome (452142606241254).

The spelling of 121021303121133 in words is "one hundred twenty-one trillion, twenty-one billion, three hundred three million, one hundred twenty-one thousand, one hundred thirty-three".