1110021022201 has 36 divisors (see below), whose sum is σ = 1399441026492.
Its totient is φ = 877489127424.
The previous prime is 1110021022177. The next prime is 1110021022207. The reversal of 1110021022201 is 1022201200111.
Adding to 1110021022201 its reverse (1022201200111), we get a palindrome (2132222222312).
It can be written as a sum of positive squares in 6 ways, for example, as 214771999225 + 895249022976 = 463435^2 + 946176^2
It is not a de Polignac number, because 1110021022201 - 25 = 1110021022169 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1110021022207) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9489865 + ... + 9606121.
It is an arithmetic number, because the mean of its divisors is an integer number (38873361847).
Almost surely, 21110021022201 is an apocalyptic number.
It is an amenable number.
1110021022201 is a deficient number, since it is larger than the sum of its proper divisors (289420004291).
1110021022201 is a wasteful number, since it uses less digits than its factorization.
1110021022201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 117450 (or 117430 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 13.
The spelling of 1110021022201 in words is "one trillion, one hundred ten billion, twenty-one million, twenty-two thousand, two hundred one".