1122012012211 has 4 divisors (see below), whose sum is σ = 1124026396992. Its totient is φ = 1119997627432.

The previous prime is 1122012012203. The next prime is 1122012012239. The reversal of 1122012012211 is 1122102102211.

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

It is a cyclic number.

It is not a de Polignac number, because 1122012012211 - 2³ = 1122012012203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122012012271) 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, 1007191555 + ... + 1007192668.

It is an arithmetic number, because the mean of its divisors is an integer number (281006599248).

Almost surely, 2^{1122012012211} is an apocalyptic number.

1122012012211 is a deficient number, since it is larger than the sum of its proper divisors (2014384781).

1122012012211 is an equidigital number, since it uses as much as digits as its factorization.

1122012012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2014384780.

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

Adding to 1122012012211 its reverse (1122102102211), we get a palindrome (2244114114422).

The spelling of 1122012012211 in words is "one trillion, one hundred twenty-two billion, twelve million, twelve thousand, two hundred eleven".