21982200002 has 8 divisors (see below), whose sum is σ = 37683771456. Its totient is φ = 9420942852.

The previous prime is 21982199977. The next prime is 21982200029. The reversal of 21982200002 is 20000228912.

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, 785078558 + ... + 785078585.

It is an arithmetic number, because the mean of its divisors is an integer number (4710471432).

Almost surely, 2^21982200002 is an apocalyptic number.

21982200002 is a deficient number, since it is larger than the sum of its proper divisors (15701571454).

21982200002 is a wasteful number, since it uses less digits than its factorization.

21982200002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1570157152.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 21982200002 its reverse (20000228912), we get a palindrome (41982428914).

The spelling of 21982200002 in words is "twenty-one billion, nine hundred eighty-two million, two hundred thousand, two".