11020230 has 48 divisors (see below), whose sum is σ = 30859920. Its totient is φ = 2712384.

The previous prime is 11020213. The next prime is 11020241. The reversal of 11020230 is 3202011.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 3540 + ... + 5879.

It is an arithmetic number, because the mean of its divisors is an integer number (642915).

Almost surely, 2^11020230 is an apocalyptic number.

11020230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11020230 is an abundant number, since it is smaller than the sum of its proper divisors (19839690).

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

11020230 is a wasteful number, since it uses less digits than its factorization.

11020230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9445 (or 9442 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 11020230 is about 3319.6731766847. The cubic root of 11020230 is about 222.5342622826.

Adding to 11020230 its reverse (3202011), we get a palindrome (14222241).

The spelling of 11020230 in words is "eleven million, twenty thousand, two hundred thirty".