1121224221211 has 8 divisors (see below), whose sum is σ = 1144879696944. Its totient is φ = 1097792968320.

The previous prime is 1121224221199. The next prime is 1121224221241.

1121224221211 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 1121224221211 - 2⁷ = 1121224221083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121224221241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56045605 + ... + 56065606.

It is an arithmetic number, because the mean of its divisors is an integer number (143109962118).

Almost surely, 2^{1121224221211} is an apocalyptic number.

1121224221211 is a deficient number, since it is larger than the sum of its proper divisors (23655475733).

1121224221211 is a wasteful number, since it uses less digits than its factorization.

1121224221211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112111421.

The product of its digits is 256, while the sum is 22.

The spelling of 1121224221211 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-four million, two hundred twenty-one thousand, two hundred eleven".