1112011121201 has 4 divisors (see below), whose sum is σ = 1123021132404. Its totient is φ = 1101001110000.

The previous prime is 1112011121189. The next prime is 1112011121209. The reversal of 1112011121201 is 1021211102111.

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 988680216976 + 123330904225 = 994324^2 + 351185^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112011121201 - 2³⁸ = 837133214257 is a prime.

It is a super-2 number, since 2×1112011121201² (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 (1112011121209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5505005450 + ... + 5505005651.

It is an arithmetic number, because the mean of its divisors is an integer number (280755283101).

Almost surely, 2^{1112011121201} is an apocalyptic number.

It is an amenable number.

1112011121201 is a deficient number, since it is larger than the sum of its proper divisors (11010011203).

1112011121201 is a wasteful number, since it uses less digits than its factorization.

1112011121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11010011202.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1112011121201 its reverse (1021211102111), we get a palindrome (2133222223312).

The spelling of 1112011121201 in words is "one trillion, one hundred twelve billion, eleven million, one hundred twenty-one thousand, two hundred one".