1110221210011 has 4 divisors (see below), whose sum is σ = 1110438352072.
Its totient is φ = 1110004067952.
The previous prime is 1110221209967. The next prime is 1110221210023. The reversal of 1110221210011 is 1100121220111.
It is a happy number.
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 1110221210011 - 213 = 1110221201819 is a prime.
It is a super-2 number, since 2×11102212100112 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1110221209973 and 1110221210000.
It is not an unprimeable number, because it can be changed into a prime (1110221219011) 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, 108563361 + ... + 108573586.
It is an arithmetic number, because the mean of its divisors is an integer number (277609588018).
Almost surely, 21110221210011 is an apocalyptic number.
1110221210011 is a deficient number, since it is larger than the sum of its proper divisors (217142061).
1110221210011 is an equidigital number, since it uses as much as digits as its factorization.
1110221210011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 217142060.
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 1110221210011 its reverse (1100121220111), we get a palindrome (2210342430122).
The spelling of 1110221210011 in words is "one trillion, one hundred ten billion, two hundred twenty-one million, two hundred ten thousand, eleven".