1112120201201 has 4 divisors (see below), whose sum is σ = 1123131292404. Its totient is φ = 1101109110000.

The previous prime is 1112120201149. The next prime is 1112120201207. The reversal of 1112120201201 is 1021020212111.

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 1098272560225 + 13847640976 = 1047985^2 + 117676^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112120201201 is a prime.

It is a super-2 number, since 2×1112120201201² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112120201207) 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 3 ways as a sum of consecutive naturals, for example, 5505545450 + ... + 5505545651.

It is an arithmetic number, because the mean of its divisors is an integer number (280782823101).

Almost surely, 2^{1112120201201} is an apocalyptic number.

It is an amenable number.

1112120201201 is a deficient number, since it is larger than the sum of its proper divisors (11011091203).

1112120201201 is a wasteful number, since it uses less digits than its factorization.

1112120201201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11011091202.

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

Adding to 1112120201201 its reverse (1021020212111), we get a palindrome (2133140413312).

The spelling of 1112120201201 in words is "one trillion, one hundred twelve billion, one hundred twenty million, two hundred one thousand, two hundred one".