21282241882 has 8 divisors (see below), whose sum is σ = 34825486752. Its totient is φ = 9673746300.

The previous prime is 21282241859. The next prime is 21282241891. The reversal of 21282241882 is 28814228212.

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, 483687294 + ... + 483687337.

It is an arithmetic number, because the mean of its divisors is an integer number (4353185844).

Almost surely, 2^21282241882 is an apocalyptic number.

21282241882 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21282241882 is a deficient number, since it is larger than the sum of its proper divisors (13543244870).

21282241882 is a wasteful number, since it uses less digits than its factorization.

21282241882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967374644.

The product of its digits is 65536, while the sum is 40.

The spelling of 21282241882 in words is "twenty-one billion, two hundred eighty-two million, two hundred forty-one thousand, eight hundred eighty-two".