11020203230 has 16 divisors (see below), whose sum is σ = 20115752544. Its totient is φ = 4345995360.

The previous prime is 11020203217. The next prime is 11020203263. The reversal of 11020203230 is 3230202011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7759997 + ... + 7761416.

It is an arithmetic number, because the mean of its divisors is an integer number (1257234534).

Almost surely, 2^11020203230 is an apocalyptic number.

11020203230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11020203230 is a deficient number, since it is larger than the sum of its proper divisors (9095549314).

11020203230 is a wasteful number, since it uses less digits than its factorization.

11020203230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15521491.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 11020203230 its reverse (3230202011), we get a palindrome (14250405241).

The spelling of 11020203230 in words is "eleven billion, twenty million, two hundred three thousand, two hundred thirty".