11030120 has 32 divisors (see below), whose sum is σ = 24925320. Its totient is φ = 4392960.

The previous prime is 11030111. The next prime is 11030137. The reversal of 11030120 is 2103011.

It can be written as a sum of positive squares in 4 ways, for example, as 3290596 + 7739524 = 1814^2 + 2782^2 .

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a junction number, because it is equal to n+sod(n) for n = 11030098 and 11030107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12080 + ... + 12960.

Almost surely, 2^11030120 is an apocalyptic number.

11030120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11030120 is an abundant number, since it is smaller than the sum of its proper divisors (13895200).

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

11030120 is a wasteful number, since it uses less digits than its factorization.

11030120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205 (or 1201 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 11030120 is about 3321.1624470959. The cubic root of 11030120 is about 222.6008127932.

Adding to 11030120 its reverse (2103011), we get a palindrome (13133131).

The spelling of 11030120 in words is "eleven million, thirty thousand, one hundred twenty".