20433444230211 has 8 divisors (see below), whose sum is σ = 28678518217920. Its totient is φ = 12905333197992.

The previous prime is 20433444230209. The next prime is 20433444230233. The reversal of 20433444230211 is 11203244433402.

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

It is not a de Polignac number, because 20433444230211 - 2¹ = 20433444230209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20433444230011) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 179240738805 + ... + 179240738918.

It is an arithmetic number, because the mean of its divisors is an integer number (3584814777240).

Almost surely, 2^{20433444230211} is an apocalyptic number.

20433444230211 is a deficient number, since it is larger than the sum of its proper divisors (8245073987709).

20433444230211 is a wasteful number, since it uses less digits than its factorization.

20433444230211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358481477745.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 20433444230211 its reverse (11203244433402), we get a palindrome (31636688663613).

The spelling of 20433444230211 in words is "twenty trillion, four hundred thirty-three billion, four hundred forty-four million, two hundred thirty thousand, two hundred eleven".