1101131230 has 16 divisors (see below), whose sum is σ = 2007126720. Its totient is φ = 434876832.

The previous prime is 1101131177. The next prime is 1101131237. The reversal of 1101131230 is 321311011.

It is a self number, because there is not a number n which added to its sum of digits gives 1101131230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101131237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 696129 + ... + 697708.

It is an arithmetic number, because the mean of its divisors is an integer number (125445420).

Almost surely, 2^1101131230 is an apocalyptic number.

1101131230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101131230 is a deficient number, since it is larger than the sum of its proper divisors (905995490).

1101131230 is a wasteful number, since it uses less digits than its factorization.

1101131230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1393923.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1101131230 is about 33183.2974551957. The cubic root of 1101131230 is about 1032.6338567181.

Adding to 1101131230 its reverse (321311011), we get a palindrome (1422442241).

The spelling of 1101131230 in words is "one billion, one hundred one million, one hundred thirty-one thousand, two hundred thirty".