1112200100001 has 12 divisors (see below), whose sum is σ = 1676359571328. Its totient is φ = 709229049144.

The previous prime is 1112200099999. The next prime is 1112200100003. The reversal of 1112200100001 is 1000010022111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1112200099999) and next prime (1112200100003).

It is not a de Polignac number, because 1112200100001 - 2¹ = 1112200099999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1112200100003) 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 11 ways as a sum of consecutive naturals, for example, 2686473465 + ... + 2686473878.

It is an arithmetic number, because the mean of its divisors is an integer number (139696630944).

Almost surely, 2^{1112200100001} is an apocalyptic number.

It is an amenable number.

1112200100001 is a deficient number, since it is larger than the sum of its proper divisors (564159471327).

1112200100001 is a wasteful number, since it uses less digits than its factorization.

1112200100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5372947372 (or 5372947369 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1112200100001 its reverse (1000010022111), we get a palindrome (2112210122112).

It can be divided in two parts, 1112200 and 100001, that added together give a square (1212201 = 1101²).

The spelling of 1112200100001 in words is "one trillion, one hundred twelve billion, two hundred million, one hundred thousand, one".