1110211021211 has 4 divisors (see below), whose sum is σ = 1118198151000. Its totient is φ = 1102223891424.

The previous prime is 1110211021207. The next prime is 1110211021289. The reversal of 1110211021211 is 1121201120111.

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 1110211021211 - 2² = 1110211021207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1110211021511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3993564686 + ... + 3993564963.

It is an arithmetic number, because the mean of its divisors is an integer number (279549537750).

Almost surely, 2^{1110211021211} is an apocalyptic number.

1110211021211 is a deficient number, since it is larger than the sum of its proper divisors (7987129789).

1110211021211 is an equidigital number, since it uses as much as digits as its factorization.

1110211021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7987129788.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1110211021211 its reverse (1121201120111), we get a palindrome (2231412141322).

The spelling of 1110211021211 in words is "one trillion, one hundred ten billion, two hundred eleven million, twenty-one thousand, two hundred eleven".