21343041010 has 8 divisors (see below), whose sum is σ = 38417473836. Its totient is φ = 8537216400.

The previous prime is 21343041001. The next prime is 21343041037. The reversal of 21343041010 is 1014034312.

It can be written as a sum of positive squares in 2 ways, for example, as 20189283921 + 1153757089 = 142089^2 + 33967^2 .

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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1067152041 + ... + 1067152060.

Almost surely, 2^21343041010 is an apocalyptic number.

21343041010 is a deficient number, since it is larger than the sum of its proper divisors (17074432826).

21343041010 is a wasteful number, since it uses less digits than its factorization.

21343041010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2134304108.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 21343041010 its reverse (1014034312), we get a palindrome (22357075322).

The spelling of 21343041010 in words is "twenty-one billion, three hundred forty-three million, forty-one thousand, ten".