110223021221011 has 4 divisors (see below), whose sum is σ = 110223136849432. Its totient is φ = 110222905592592.

The previous prime is 110223021220981. The next prime is 110223021221077. The reversal of 110223021221011 is 110122120322011.

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 110223021221011 - 2⁷ = 110223021220883 is a prime.

It is a super-2 number, since 2×110223021221011² (a number of 29 digits) contains 22 as substring.

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 110223021221011.

It is not an unprimeable number, because it can be changed into a prime (110023021221011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56372346 + ... + 58294831.

It is an arithmetic number, because the mean of its divisors is an integer number (27555784212358).

Almost surely, 2^{110223021221011} is an apocalyptic number.

110223021221011 is a deficient number, since it is larger than the sum of its proper divisors (115628421).

110223021221011 is an equidigital number, since it uses as much as digits as its factorization.

110223021221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115628420.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 110223021221011 its reverse (110122120322011), we get a palindrome (220345141543022).

The spelling of 110223021221011 in words is "one hundred ten trillion, two hundred twenty-three billion, twenty-one million, two hundred twenty-one thousand, eleven".