1112111020201 has 16 divisors (see below), whose sum is σ = 1166321178000. Its totient is φ = 1058960867328.

The previous prime is 1112111020199. The next prime is 1112111020243. The reversal of 1112111020201 is 1020201112111.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 29056611600 + 1083054408601 = 170460^2 + 1040699^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112111020201 - 2¹ = 1112111020199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112111020291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47724585 + ... + 47747881.

It is an arithmetic number, because the mean of its divisors is an integer number (72895073625).

Almost surely, 2^{1112111020201} is an apocalyptic number.

It is an amenable number.

1112111020201 is a deficient number, since it is larger than the sum of its proper divisors (54210157799).

1112111020201 is a wasteful number, since it uses less digits than its factorization.

1112111020201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45948.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1112111020201 its reverse (1020201112111), we get a palindrome (2132312132312).

The spelling of 1112111020201 in words is "one trillion, one hundred twelve billion, one hundred eleven million, twenty thousand, two hundred one".