12011020220332 has 96 divisors (see below), whose sum is σ = 26264320782336. Its totient is φ = 4686938726400.

The previous prime is 12011020220263. The next prime is 12011020220333. The reversal of 12011020220332 is 23302202011021.

It is not an unprimeable number, because it can be changed into a prime (12011020220333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44739163 + ... + 45006829.

It is an arithmetic number, because the mean of its divisors is an integer number (273586674816).

Almost surely, 2^{12011020220332} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12011020220332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13132160391168).

12011020220332 is an abundant number, since it is smaller than the sum of its proper divisors (14253300562004).

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

12011020220332 is a wasteful number, since it uses less digits than its factorization.

12011020220332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270767 (or 270765 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12011020220332 its reverse (23302202011021), we get a palindrome (35313222231353).

The spelling of 12011020220332 in words is "twelve trillion, eleven billion, twenty million, two hundred twenty thousand, three hundred thirty-two".