21231133010202 has 24 divisors (see below), whose sum is σ = 44388720440064. Its totient is φ = 6769346755864.

The previous prime is 21231133010149. The next prime is 21231133010233. The reversal of 21231133010202 is 20201033113212.

It is a super-2 number, since 2×21231133010202² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3344535738 + ... + 3344542085.

It is an arithmetic number, because the mean of its divisors is an integer number (1849530018336).

Almost surely, 2^{21231133010202} is an apocalyptic number.

21231133010202 is an abundant number, since it is smaller than the sum of its proper divisors (23157587429862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21231133010202 is a wasteful number, since it uses less digits than its factorization.

21231133010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6689077874 (or 6689077851 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 21231133010202 its reverse (20201033113212), we get a palindrome (41432166123414).

It can be divided in two parts, 2123113 and 3010202, that added together give a palindrome (5133315).

The spelling of 21231133010202 in words is "twenty-one trillion, two hundred thirty-one billion, one hundred thirty-three million, ten thousand, two hundred two".