111200122020201 has 32 divisors (see below), whose sum is σ = 154984768063488. Its totient is φ = 70849593796800.

The previous prime is 111200122020193. The next prime is 111200122020223. The reversal of 111200122020201 is 102020221002111.

It is not a de Polignac number, because 111200122020201 - 2³ = 111200122020193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111200122020401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19961350 + ... + 24916976.

It is an arithmetic number, because the mean of its divisors is an integer number (4843274001984).

Almost surely, 2^{111200122020201} is an apocalyptic number.

It is an amenable number.

111200122020201 is a deficient number, since it is larger than the sum of its proper divisors (43784646043287).

111200122020201 is a wasteful number, since it uses less digits than its factorization.

111200122020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4959421.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111200122020201 its reverse (102020221002111), we get a palindrome (213220343022312).

The spelling of 111200122020201 in words is "one hundred eleven trillion, two hundred billion, one hundred twenty-two million, twenty thousand, two hundred one".