21210110200982 has 8 divisors (see below), whose sum is σ = 31815211532976. Its totient is φ = 10605039689992.

The previous prime is 21210110200963. The next prime is 21210110200997. The reversal of 21210110200982 is 28900201101212.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5900258 + ... + 8788245.

It is an arithmetic number, because the mean of its divisors is an integer number (3976901441622).

Almost surely, 2^{21210110200982} is an apocalyptic number.

21210110200982 is a deficient number, since it is larger than the sum of its proper divisors (10605101331994).

21210110200982 is a wasteful number, since it uses less digits than its factorization.

21210110200982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15410502.

The product of its (nonzero) digits is 1152, while the sum is 29.

The spelling of 21210110200982 in words is "twenty-one trillion, two hundred ten billion, one hundred ten million, two hundred thousand, nine hundred eighty-two".