2100133032321 has 8 divisors (see below), whose sum is σ = 2800184301280. Its totient is φ = 1400085225792.

The previous prime is 2100133032301. The next prime is 2100133032331. The reversal of 2100133032321 is 1232303310012.

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

It is not a de Polignac number, because 2100133032321 - 2²³ = 2100124643713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2100133032301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1387446 + ... + 2474928.

It is an arithmetic number, because the mean of its divisors is an integer number (350023037660).

Almost surely, 2^{2100133032321} is an apocalyptic number.

It is an amenable number.

2100133032321 is a deficient number, since it is larger than the sum of its proper divisors (700051268959).

2100133032321 is a wasteful number, since it uses less digits than its factorization.

2100133032321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1731215.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2100133032321 its reverse (1232303310012), we get a palindrome (3332436342333).

The spelling of 2100133032321 in words is "two trillion, one hundred billion, one hundred thirty-three million, thirty-two thousand, three hundred twenty-one".