1121002001211 has 4 divisors (see below), whose sum is σ = 1494669334952. Its totient is φ = 747334667472.

The previous prime is 1121002001201. The next prime is 1121002001257.

1121002001211 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1121002001211 - 2¹¹ = 1121001999163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121002001201) 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 3 ways as a sum of consecutive naturals, for example, 186833666866 + ... + 186833666871.

It is an arithmetic number, because the mean of its divisors is an integer number (373667333738).

Almost surely, 2^{1121002001211} is an apocalyptic number.

1121002001211 is a deficient number, since it is larger than the sum of its proper divisors (373667333741).

1121002001211 is an equidigital number, since it uses as much as digits as its factorization.

1121002001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373667333740.

The product of its (nonzero) digits is 8, while the sum is 12.

The spelling of 1121002001211 in words is "one trillion, one hundred twenty-one billion, two million, one thousand, two hundred eleven".