12052161330 has 256 divisors, whose sum is σ = 33957480960. Its totient is φ = 2709504000.

The previous prime is 12052161323. The next prime is 12052161343. The reversal of 12052161330 is 3316125021.

It is a self number, because there is not a number n which added to its sum of digits gives 12052161330.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 35762922 + ... + 35763258.

It is an arithmetic number, because the mean of its divisors is an integer number (132646410).

Almost surely, 2^12052161330 is an apocalyptic number.

12052161330 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 12052161330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16978740480).

12052161330 is an abundant number, since it is smaller than the sum of its proper divisors (21905319630).

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

12052161330 is a wasteful number, since it uses less digits than its factorization.

12052161330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525.

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 12052161330 its reverse (3316125021), we get a palindrome (15368286351).

The spelling of 12052161330 in words is "twelve billion, fifty-two million, one hundred sixty-one thousand, three hundred thirty".