21002100001096 has 32 divisors (see below), whose sum is σ = 39667321205280. Its totient is φ = 10424151337600.

The previous prime is 21002100001067. The next prime is 21002100001097. The reversal of 21002100001096 is 69010000120012.

It is not an unprimeable number, because it can be changed into a prime (21002100001097) 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, 50968131 + ... + 51378541.

It is an arithmetic number, because the mean of its divisors is an integer number (1239603787665).

Almost surely, 2^{21002100001096} is an apocalyptic number.

It is an amenable number.

21002100001096 is a deficient number, since it is larger than the sum of its proper divisors (18665221204184).

21002100001096 is a wasteful number, since it uses less digits than its factorization.

21002100001096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457245 (or 457241 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 21002100001096 in words is "twenty-one trillion, two billion, one hundred million, one thousand, ninety-six".