11001220311030 has 16 divisors (see below), whose sum is σ = 26402928746544. Its totient is φ = 2933658749600.

The previous prime is 11001220311013. The next prime is 11001220311031. The reversal of 11001220311030 is 3011302210011.

It is a happy number.

11001220311030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001220311031) 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, 183353671821 + ... + 183353671880.

It is an arithmetic number, because the mean of its divisors is an integer number (1650183046659).

Almost surely, 2^{11001220311030} is an apocalyptic number.

11001220311030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11001220311030 is an abundant number, since it is smaller than the sum of its proper divisors (15401708435514).

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

11001220311030 is a wasteful number, since it uses less digits than its factorization.

11001220311030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366707343711.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11001220311030 its reverse (3011302210011), we get a palindrome (14012522521041).

The spelling of 11001220311030 in words is "eleven trillion, one billion, two hundred twenty million, three hundred eleven thousand, thirty".