2102011021996 has 24 divisors (see below), whose sum is σ = 3682816366320. Its totient is φ = 1049778292032.

The previous prime is 2102011021987. The next prime is 2102011021997. The reversal of 2102011021996 is 6991201102012.

It is not an unprimeable number, because it can be changed into a prime (2102011021997) 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, 16822326 + ... + 16946818.

It is an arithmetic number, because the mean of its divisors is an integer number (153450681930).

Almost surely, 2^{2102011021996} is an apocalyptic number.

It is an amenable number.

2102011021996 is a deficient number, since it is larger than the sum of its proper divisors (1580805344324).

2102011021996 is a wasteful number, since it uses less digits than its factorization.

2102011021996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129393 (or 129391 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 34.

The spelling of 2102011021996 in words is "two trillion, one hundred two billion, eleven million, twenty-one thousand, nine hundred ninety-six".