11331021213030 has 32 divisors (see below), whose sum is σ = 28794124495584. Its totient is φ = 2843864147456.

The previous prime is 11331021213023. The next prime is 11331021213049. The reversal of 11331021213030 is 3031212013311.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11331021212988 and 11331021213006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11108843817 + ... + 11108844836.

It is an arithmetic number, because the mean of its divisors is an integer number (899816390487).

Almost surely, 2^{11331021213030} is an apocalyptic number.

11331021213030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11331021213030 is an abundant number, since it is smaller than the sum of its proper divisors (17463103282554).

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

11331021213030 is a wasteful number, since it uses less digits than its factorization.

11331021213030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22217688680.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 11331021213030 its reverse (3031212013311), we get a palindrome (14362233226341).

The spelling of 11331021213030 in words is "eleven trillion, three hundred thirty-one billion, twenty-one million, two hundred thirteen thousand, thirty".