21202002000982 has 16 divisors (see below), whose sum is σ = 34694324213904. Its totient is φ = 9637234992000.

The previous prime is 21202002000931. The next prime is 21202002000997. The reversal of 21202002000982 is 28900020020212.

It is a self number, because there is not a number n which added to its sum of digits gives 21202002000982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4096882 + ... + 7693402.

It is an arithmetic number, because the mean of its divisors is an integer number (2168395263369).

Almost surely, 2^{21202002000982} is an apocalyptic number.

21202002000982 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21202002000982 is a deficient number, since it is larger than the sum of its proper divisors (13492322212922).

21202002000982 is a wasteful number, since it uses less digits than its factorization.

21202002000982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3864495.

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 21202002000982 in words is "twenty-one trillion, two hundred two billion, two million, nine hundred eighty-two", and thus it is an aban number.