1101110020 has 24 divisors (see below), whose sum is σ = 2329987968.
Its totient is φ = 437080800.
The previous prime is 1101110011. The next prime is 1101110039. The reversal of 1101110020 is 200111011.
It is a super-2 number, since 2×11011100202 = 2424886552288800800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1101109985 and 1101110012.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207516 + ... + 212755.
It is an arithmetic number, because the mean of its divisors is an integer number (97082832).
Almost surely, 21101110020 is an apocalyptic number.
1101110020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1101110020 is an abundant number, since it is smaller than the sum of its proper divisors (1228877948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1101110020 is a wasteful number, since it uses less digits than its factorization.
1101110020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 420411 (or 420409 counting only the distinct ones).
The product of its (nonzero) digits is 2, while the sum is 7.
The square root of 1101110020 is about 33182.9778651645.
The cubic root of 1101110020 is about 1032.6272264745.
Adding to 1101110020 its reverse (200111011), we get a palindrome (1301221031).
Subtracting from 1101110020 its reverse (200111011), we obtain a palindrome (900999009).
The spelling of 1101110020 in words is "one billion, one hundred one million, one hundred ten thousand, twenty".