1121200122211 has 8 divisors (see below), whose sum is σ = 1230228291600. Its totient is φ = 1015426525152.

The previous prime is 1121200122199. The next prime is 1121200122227. The reversal of 1121200122211 is 1122210021211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1121200122211 - 2⁷ = 1121200122083 is a prime.

It is a super-2 number, since 2×1121200122211² (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 (1121200122281) 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 7 ways as a sum of consecutive naturals, for example, 813642361 + ... + 813643738.

It is an arithmetic number, because the mean of its divisors is an integer number (153778536450).

Almost surely, 2^{1121200122211} is an apocalyptic number.

1121200122211 is a deficient number, since it is larger than the sum of its proper divisors (109028169389).

1121200122211 is a wasteful number, since it uses less digits than its factorization.

1121200122211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627286165.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1121200122211 its reverse (1122210021211), we get a palindrome (2243410143422).

The spelling of 1121200122211 in words is "one trillion, one hundred twenty-one billion, two hundred million, one hundred twenty-two thousand, two hundred eleven".