20110111003433 has 8 divisors (see below), whose sum is σ = 22265740270560. Its totient is φ = 18009054629280.

The previous prime is 20110111003421. The next prime is 20110111003511. The reversal of 20110111003433 is 33430011101102.

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

It is not a de Polignac number, because 20110111003433 - 2⁶ = 20110111003369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20110111003133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13643222468 + ... + 13643223941.

It is an arithmetic number, because the mean of its divisors is an integer number (2783217533820).

Almost surely, 2^{20110111003433} is an apocalyptic number.

It is an amenable number.

20110111003433 is a deficient number, since it is larger than the sum of its proper divisors (2155629267127).

20110111003433 is a wasteful number, since it uses less digits than its factorization.

20110111003433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27286446487.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 20110111003433 its reverse (33430011101102), we get a palindrome (53540122104535).

The spelling of 20110111003433 in words is "twenty trillion, one hundred ten billion, one hundred eleven million, three thousand, four hundred thirty-three".