1101103020 has 36 divisors (see below), whose sum is σ = 3340013040. Its totient is φ = 293627424.

The previous prime is 1101103007. The next prime is 1101103049. The reversal of 1101103020 is 203011011.

1101103020 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1101102993 and 1101103011.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3058440 + ... + 3058799.

It is an arithmetic number, because the mean of its divisors is an integer number (92778140).

Almost surely, 2^1101103020 is an apocalyptic number.

1101103020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101103020 is an abundant number, since it is smaller than the sum of its proper divisors (2238910020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101103020 is a wasteful number, since it uses less digits than its factorization.

1101103020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6117254 (or 6117249 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 1101103020 is about 33182.8723892312. The cubic root of 1101103020 is about 1032.6250382567.

Adding to 1101103020 its reverse (203011011), we get a palindrome (1304114031).

The spelling of 1101103020 in words is "one billion, one hundred one million, one hundred three thousand, twenty".