2032100121221 has 8 divisors (see below), whose sum is σ = 2141658199200. Its totient is φ = 1922802587280.

The previous prime is 2032100121211. The next prime is 2032100121223. The reversal of 2032100121221 is 1221210012302.

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 2032100121221 - 2²⁶ = 2032033012357 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2032100121221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2032100121223) 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, 65119991 + ... + 65151188.

It is an arithmetic number, because the mean of its divisors is an integer number (267707274900).

Almost surely, 2^{2032100121221} is an apocalyptic number.

It is an amenable number.

2032100121221 is a deficient number, since it is larger than the sum of its proper divisors (109558077979).

2032100121221 is a wasteful number, since it uses less digits than its factorization.

2032100121221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130272019.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2032100121221 its reverse (1221210012302), we get a palindrome (3253310133523).

The spelling of 2032100121221 in words is "two trillion, thirty-two billion, one hundred million, one hundred twenty-one thousand, two hundred twenty-one".