111120102200201 has 4 divisors (see below), whose sum is σ = 111161611393092. Its totient is φ = 111078593007312.

The previous prime is 111120102200197. The next prime is 111120102200257. The reversal of 111120102200201 is 102002201021111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32982634788601 + 78137467411600 = 5743051^2 + 8839540^2 .

It is a cyclic number.

It is not a de Polignac number, because 111120102200201 - 2² = 111120102200197 is a prime.

It is a super-2 number, since 2×111120102200201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111120102220201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20754592430 + ... + 20754597783.

It is an arithmetic number, because the mean of its divisors is an integer number (27790402848273).

Almost surely, 2^{111120102200201} is an apocalyptic number.

It is an amenable number.

111120102200201 is a deficient number, since it is larger than the sum of its proper divisors (41509192891).

111120102200201 is an equidigital number, since it uses as much as digits as its factorization.

111120102200201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41509192890.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111120102200201 its reverse (102002201021111), we get a palindrome (213122303221312).

The spelling of 111120102200201 in words is "one hundred eleven trillion, one hundred twenty billion, one hundred two million, two hundred thousand, two hundred one".