20001133212230 has 32 divisors (see below), whose sum is σ = 36205009344000. Its totient is φ = 7955353484512.

The previous prime is 20001133212227. The next prime is 20001133212253. The reversal of 20001133212230 is 3221233110002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36240329 + ... + 36788091.

It is an arithmetic number, because the mean of its divisors is an integer number (1131406542000).

Almost surely, 2^{20001133212230} is an apocalyptic number.

20001133212230 is a deficient number, since it is larger than the sum of its proper divisors (16203876131770).

20001133212230 is a wasteful number, since it uses less digits than its factorization.

20001133212230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568348.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 20001133212230 its reverse (3221233110002), we get a palindrome (23222366322232).

The spelling of 20001133212230 in words is "twenty trillion, one billion, one hundred thirty-three million, two hundred twelve thousand, two hundred thirty".