1120200211221 has 32 divisors (see below), whose sum is σ = 1860425226240. Its totient is φ = 583755850944.

The previous prime is 1120200211199. The next prime is 1120200211223. The reversal of 1120200211221 is 1221120020211.

It is not a de Polignac number, because 1120200211221 - 2⁹ = 1120200210709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1120200211221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120200211223) 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 31 ways as a sum of consecutive naturals, for example, 24696001 + ... + 24741318.

It is an arithmetic number, because the mean of its divisors is an integer number (58138288320).

Almost surely, 2^{1120200211221} is an apocalyptic number.

It is an amenable number.

1120200211221 is a deficient number, since it is larger than the sum of its proper divisors (740225015019).

1120200211221 is a wasteful number, since it uses less digits than its factorization.

1120200211221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49437425.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1120200211221 its reverse (1221120020211), we get a palindrome (2341320231432).

The spelling of 1120200211221 in words is "one trillion, one hundred twenty billion, two hundred million, two hundred eleven thousand, two hundred twenty-one".