20111141110201 has 4 divisors (see below), whose sum is σ = 20112535504512. Its totient is φ = 20109746715892.

The previous prime is 20111141110097. The next prime is 20111141110211. The reversal of 20111141110201 is 10201114111102.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20111141110201 - 2⁴¹ = 17912117854649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20111141110211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 697175521 + ... + 697204366.

It is an arithmetic number, because the mean of its divisors is an integer number (5028133876128).

Almost surely, 2^{20111141110201} is an apocalyptic number.

It is an amenable number.

20111141110201 is a deficient number, since it is larger than the sum of its proper divisors (1394394311).

20111141110201 is a wasteful number, since it uses less digits than its factorization.

20111141110201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394394310.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 20111141110201 its reverse (10201114111102), we get a palindrome (30312255221303).

The spelling of 20111141110201 in words is "twenty trillion, one hundred eleven billion, one hundred forty-one million, one hundred ten thousand, two hundred one".