21343011602 has 8 divisors (see below), whose sum is σ = 34924928112. Its totient is φ = 9701368900.

The previous prime is 21343011583. The next prime is 21343011611. The reversal of 21343011602 is 20611034312.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 485068424 + ... + 485068467.

It is an arithmetic number, because the mean of its divisors is an integer number (4365616014).

Almost surely, 2^21343011602 is an apocalyptic number.

21343011602 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21343011602 is a deficient number, since it is larger than the sum of its proper divisors (13581916510).

21343011602 is a wasteful number, since it uses less digits than its factorization.

21343011602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970136904.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 21343011602 its reverse (20611034312), we get a palindrome (41954045914).

The spelling of 21343011602 in words is "twenty-one billion, three hundred forty-three million, eleven thousand, six hundred two".