21211003300202 has 8 divisors (see below), whose sum is σ = 31816823998116. Its totient is φ = 10605395300832.

The previous prime is 21211003300171. The next prime is 21211003300213. The reversal of 21211003300202 is 20200330011212.

It can be written as a sum of positive squares in 2 ways, for example, as 18574988036641 + 2636015263561 = 4309871^2 + 1623581^2 .

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

It is a super-2 number, since 2×21211003300202² (a number of 27 digits) contains 22 as substring.

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, 52925093 + ... + 53324360.

Almost surely, 2^{21211003300202} is an apocalyptic number.

21211003300202 is a deficient number, since it is larger than the sum of its proper divisors (10605820697914).

21211003300202 is a wasteful number, since it uses less digits than its factorization.

21211003300202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106349272.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 21211003300202 its reverse (20200330011212), we get a palindrome (41411333311414).

The spelling of 21211003300202 in words is "twenty-one trillion, two hundred eleven billion, three million, three hundred thousand, two hundred two".