21223001300002 has 8 divisors (see below), whose sum is σ = 31996098407196. Its totient is φ = 10557635164272.

The previous prime is 21223001299967. The next prime is 21223001300027. The reversal of 21223001300002 is 20000310032212.

It can be written as a sum of positive squares in 2 ways, for example, as 20557146932001 + 665854368001 = 4533999^2 + 815999^2 .

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, 26932742373 + ... + 26932743160.

Almost surely, 2^{21223001300002} is an apocalyptic number.

21223001300002 is a deficient number, since it is larger than the sum of its proper divisors (10773097107194).

21223001300002 is a wasteful number, since it uses less digits than its factorization.

21223001300002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53865485732.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 21223001300002 its reverse (20000310032212), we get a palindrome (41223311332214).

The spelling of 21223001300002 in words is "twenty-one trillion, two hundred twenty-three billion, one million, three hundred thousand, two".