11023120 has 40 divisors (see below), whose sum is σ = 25784064. Its totient is φ = 4382592.

The previous prime is 11023109. The next prime is 11023121. The reversal of 11023120 is 2132011.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 11023097 and 11023106.

It is not an unprimeable number, because it can be changed into a prime (11023121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17857 + ... + 18463.

Almost surely, 2^11023120 is an apocalyptic number.

11023120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11023120 is an abundant number, since it is smaller than the sum of its proper divisors (14760944).

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

11023120 is a wasteful number, since it uses less digits than its factorization.

11023120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847 (or 841 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 11023120 is about 3320.1084319642. The cubic root of 11023120 is about 222.5537134134.

Adding to 11023120 its reverse (2132011), we get a palindrome (13155131).

The spelling of 11023120 in words is "eleven million, twenty-three thousand, one hundred twenty".