1122003011211 has 4 divisors (see below), whose sum is σ = 1496004014952. Its totient is φ = 748002007472.

The previous prime is 1122003011201. The next prime is 1122003011221. The reversal of 1122003011211 is 1121103002211.

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

It is an interprime number because it is at equal distance from previous prime (1122003011201) and next prime (1122003011221).

It is a cyclic number.

It is not a de Polignac number, because 1122003011211 - 2⁹ = 1122003010699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122003011201) 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 3 ways as a sum of consecutive naturals, for example, 187000501866 + ... + 187000501871.

It is an arithmetic number, because the mean of its divisors is an integer number (374001003738).

Almost surely, 2^{1122003011211} is an apocalyptic number.

1122003011211 is a deficient number, since it is larger than the sum of its proper divisors (374001003741).

1122003011211 is an equidigital number, since it uses as much as digits as its factorization.

1122003011211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374001003740.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1122003011211 its reverse (1121103002211), we get a palindrome (2243106013422).

The spelling of 1122003011211 in words is "one trillion, one hundred twenty-two billion, three million, eleven thousand, two hundred eleven".