221000100982 has 8 divisors (see below), whose sum is σ = 331526546856. Its totient is φ = 110491252032.

The previous prime is 221000100967. The next prime is 221000100983. The reversal of 221000100982 is 289001000122.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221000100983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4367788 + ... + 4418095.

It is an arithmetic number, because the mean of its divisors is an integer number (41440818357).

Almost surely, 2^221000100982 is an apocalyptic number.

221000100982 is a deficient number, since it is larger than the sum of its proper divisors (110526445874).

221000100982 is a wasteful number, since it uses less digits than its factorization.

221000100982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8798462.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 221000100982 in words is "two hundred twenty-one billion, one hundred thousand, nine hundred eighty-two".