111122010211211 has 8 divisors (see below), whose sum is σ = 114954032271600. Its totient is φ = 107290003391200.

The previous prime is 111122010211193. The next prime is 111122010211231. The reversal of 111122010211211 is 112112010221111.

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 111122010211211 - 2¹⁴ = 111122010194827 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111122010211211.

It is not an unprimeable number, because it can be changed into a prime (111122010211231) 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, 12158300 + ... + 19237158.

It is an arithmetic number, because the mean of its divisors is an integer number (14369254033950).

Almost surely, 2^{111122010211211} is an apocalyptic number.

111122010211211 is a deficient number, since it is larger than the sum of its proper divisors (3832022060389).

111122010211211 is an equidigital number, since it uses as much as digits as its factorization.

111122010211211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7620189.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 111122010211211 its reverse (112112010221111), we get a palindrome (223234020432322).

The spelling of 111122010211211 in words is "one hundred eleven trillion, one hundred twenty-two billion, ten million, two hundred eleven thousand, two hundred eleven".