11102011111211 has 8 divisors (see below), whose sum is σ = 11298349348944. Its totient is φ = 10906135391520.

The previous prime is 11102011111207. The next prime is 11102011111253. The reversal of 11102011111211 is 11211111020111.

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

It is a cyclic number.

It is not a de Polignac number, because 11102011111211 - 2² = 11102011111207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11102011111511) 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, 115581080 + ... + 115677093.

It is an arithmetic number, because the mean of its divisors is an integer number (1412293668618).

Almost surely, 2^{11102011111211} is an apocalyptic number.

11102011111211 is a deficient number, since it is larger than the sum of its proper divisors (196338237733).

11102011111211 is an equidigital number, since it uses as much as digits as its factorization.

11102011111211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231259021.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 11102011111211 its reverse (11211111020111), we get a palindrome (22313122131322).

It can be divided in two parts, 111020111 and 11211, that multiplied together give a palindrome (1244646464421).

The spelling of 11102011111211 in words is "eleven trillion, one hundred two billion, eleven million, one hundred eleven thousand, two hundred eleven".