11211131320230 has 64 divisors (see below), whose sum is σ = 28401315264000. Its totient is φ = 2832285755232.

The previous prime is 11211131320199. The next prime is 11211131320247. The reversal of 11211131320230 is 3202313111211.

It is a junction number, because it is equal to n+sod(n) for n = 11211131320197 and 11211131320206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27036130 + ... + 27447669.

It is an arithmetic number, because the mean of its divisors is an integer number (443770551000).

Almost surely, 2^{11211131320230} is an apocalyptic number.

11211131320230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11211131320230 is an abundant number, since it is smaller than the sum of its proper divisors (17190183943770).

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

11211131320230 is an equidigital number, since it uses as much as digits as its factorization.

11211131320230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54483866 (or 54483828 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 11211131320230 its reverse (3202313111211), we get a palindrome (14413444431441).

The spelling of 11211131320230 in words is "eleven trillion, two hundred eleven billion, one hundred thirty-one million, three hundred twenty thousand, two hundred thirty".