20110044311 has 8 divisors (see below), whose sum is σ = 24334843680. Its totient is φ = 16223228928.

The previous prime is 20110044259. The next prime is 20110044313. The reversal of 20110044311 is 11344001102.

It is a happy number.

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

It is not a de Polignac number, because 20110044311 - 2¹⁸ = 20109782167 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 20110044311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20110044313) 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, 84495866 + ... + 84496103.

It is an arithmetic number, because the mean of its divisors is an integer number (3041855460).

Almost surely, 2^20110044311 is an apocalyptic number.

20110044311 is a deficient number, since it is larger than the sum of its proper divisors (4224799369).

20110044311 is a wasteful number, since it uses less digits than its factorization.

20110044311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168991993.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 20110044311 its reverse (11344001102), we get a palindrome (31454045413).

The spelling of 20110044311 in words is "twenty billion, one hundred ten million, forty-four thousand, three hundred eleven".