11031203030 has 16 divisors (see below), whose sum is σ = 19859261184. Its totient is φ = 4411793280.

The previous prime is 11031203003. The next prime is 11031203039. The reversal of 11031203030 is 3030213011.

It is a junction number, because it is equal to n+sod(n) for n = 11031202996 and 11031203014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031203039) 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, 15926 + ... + 149385.

It is an arithmetic number, because the mean of its divisors is an integer number (1241203824).

Almost surely, 2^11031203030 is an apocalyptic number.

11031203030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11031203030 is a deficient number, since it is larger than the sum of its proper divisors (8828058154).

11031203030 is a wasteful number, since it uses less digits than its factorization.

11031203030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171991.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 11031203030 its reverse (3030213011), we get a palindrome (14061416041).

The spelling of 11031203030 in words is "eleven billion, thirty-one million, two hundred three thousand, thirty".