12011112210330 has 192 divisors, whose sum is σ = 33039284503680. Its totient is φ = 3138942191616.

The previous prime is 12011112210283. The next prime is 12011112210337. The reversal of 12011112210330 is 3301221111021.

12011112210330 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 111 + 221 + 0 + 330 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (12011112210337) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 24192769 + ... + 24684251.

It is an arithmetic number, because the mean of its divisors is an integer number (172079606790).

Almost surely, 2^{12011112210330} is an apocalyptic number.

12011112210330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12011112210330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16519642251840).

12011112210330 is an abundant number, since it is smaller than the sum of its proper divisors (21028172293350).

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

12011112210330 is a wasteful number, since it uses less digits than its factorization.

12011112210330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491707 (or 491695 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 12011112210330 its reverse (3301221111021), we get a palindrome (15312333321351).

The spelling of 12011112210330 in words is "twelve trillion, eleven billion, one hundred twelve million, two hundred ten thousand, three hundred thirty".