1101163320 has 48 divisors (see below), whose sum is σ = 3578781960. Its totient is φ = 293643456.

The previous prime is 1101163319. The next prime is 1101163331. The reversal of 1101163320 is 233611011.

1101163320 is a `hidden beast` number, since 1 + 1 + 0 + 11 + 633 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1101163293 and 1101163302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1529034 + ... + 1529753.

Almost surely, 2^1101163320 is an apocalyptic number.

1101163320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101163320 is an abundant number, since it is smaller than the sum of its proper divisors (2477618640).

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

1101163320 is a wasteful number, since it uses less digits than its factorization.

1101163320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3058804 (or 3058797 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1101163320 is about 33183.7809780622. The cubic root of 1101163320 is about 1032.6438878865.

Adding to 1101163320 its reverse (233611011), we get a palindrome (1334774331).

The spelling of 1101163320 in words is "one billion, one hundred one million, one hundred sixty-three thousand, three hundred twenty".