111022210111211 has 8 divisors (see below), whose sum is σ = 127168942381824. Its totient is φ = 94947081975720.

The previous prime is 111022210111177. The next prime is 111022210111271. The reversal of 111022210111211 is 112111012220111.

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 111022210111211 - 2¹⁰ = 111022210110187 is a prime.

It is a super-2 number, since 2×111022210111211² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111022210111211.

It is not an unprimeable number, because it can be changed into a prime (111022210111271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17901030455 + ... + 17901036656.

It is an arithmetic number, because the mean of its divisors is an integer number (15896117797728).

Almost surely, 2^{111022210111211} is an apocalyptic number.

111022210111211 is a deficient number, since it is larger than the sum of its proper divisors (16146732270613).

111022210111211 is an equidigital number, since it uses as much as digits as its factorization.

111022210111211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35802067561.

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

Adding to 111022210111211 its reverse (112111012220111), we get a palindrome (223133222331322).

The spelling of 111022210111211 in words is "one hundred eleven trillion, twenty-two billion, two hundred ten million, one hundred eleven thousand, two hundred eleven".