21332021230202 has 8 divisors (see below), whose sum is σ = 32013802197300. Its totient is φ = 10660753831104.

The previous prime is 21332021230147. The next prime is 21332021230231. The reversal of 21332021230202 is 20203212023312.

It can be written as a sum of positive squares in 2 ways, for example, as 20290619349121 + 1041401881081 = 4504511^2 + 1020491^2 .

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, 2628386927 + ... + 2628395042.

Almost surely, 2^{21332021230202} is an apocalyptic number.

21332021230202 is a deficient number, since it is larger than the sum of its proper divisors (10681780967098).

21332021230202 is a wasteful number, since it uses less digits than its factorization.

21332021230202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5256784000.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 21332021230202 its reverse (20203212023312), we get a palindrome (41535233253514).

The spelling of 21332021230202 in words is "twenty-one trillion, three hundred thirty-two billion, twenty-one million, two hundred thirty thousand, two hundred two".