1121200121199 has 32 divisors (see below), whose sum is σ = 1515733202880. Its totient is φ = 737130240000.

The previous prime is 1121200121161. The next prime is 1121200121207. The reversal of 1121200121199 is 9911210021211.

It is not a de Polignac number, because 1121200121199 - 2¹⁹ = 1121199596911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121200121099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113236149 + ... + 113246049.

It is an arithmetic number, because the mean of its divisors is an integer number (47366662590).

Almost surely, 2^{1121200121199} is an apocalyptic number.

1121200121199 is a deficient number, since it is larger than the sum of its proper divisors (394533081681).

1121200121199 is a wasteful number, since it uses less digits than its factorization.

1121200121199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11451.

The product of its (nonzero) digits is 648, while the sum is 30.

It can be divided in two parts, 112120012 and 1199, that added together give a palindrome (112121211).

The spelling of 1121200121199 in words is "one trillion, one hundred twenty-one billion, two hundred million, one hundred twenty-one thousand, one hundred ninety-nine".