11331121222330 has 192 divisors, whose sum is σ = 27587594262528. Its totient is φ = 3266287165440.

The previous prime is 11331121222303. The next prime is 11331121222331. The reversal of 11331121222330 is 3322212113311.

It is a junction number, because it is equal to n+sod(n) for n = 11331121222295 and 11331121222304.

It is not an unprimeable number, because it can be changed into a prime (11331121222331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5325654 + ... + 7143166.

It is an arithmetic number, because the mean of its divisors is an integer number (143685386784).

Almost surely, 2^{11331121222330} is an apocalyptic number.

11331121222330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11331121222330 is an abundant number, since it is smaller than the sum of its proper divisors (16256473040198).

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

11331121222330 is a wasteful number, since it uses less digits than its factorization.

11331121222330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817601 (or 1817588 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11331121222330 its reverse (3322212113311), we get a palindrome (14653333335641).

The spelling of 11331121222330 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-one million, two hundred twenty-two thousand, three hundred thirty".