21112650682 has 8 divisors (see below), whose sum is σ = 33045888096. Its totient is φ = 10097354652.

The previous prime is 21112650661. The next prime is 21112650707. The reversal of 21112650682 is 28605621112.

It is a happy number.

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

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, 229485288 + ... + 229485379.

It is an arithmetic number, because the mean of its divisors is an integer number (4130736012).

Almost surely, 2^21112650682 is an apocalyptic number.

21112650682 is a deficient number, since it is larger than the sum of its proper divisors (11933237414).

21112650682 is a wasteful number, since it uses less digits than its factorization.

21112650682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458970692.

The product of its (nonzero) digits is 11520, while the sum is 34.

The spelling of 21112650682 in words is "twenty-one billion, one hundred twelve million, six hundred fifty thousand, six hundred eighty-two".