12101324052 has 96 divisors (see below), whose sum is σ = 30480113664. Its totient is φ = 3725884800.

The previous prime is 12101324041. The next prime is 12101324087. The reversal of 12101324052 is 25042310121.

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, 4884238 + ... + 4886714.

It is an arithmetic number, because the mean of its divisors is an integer number (317501184).

Almost surely, 2^12101324052 is an apocalyptic number.

12101324052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12101324052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15240056832).

12101324052 is an abundant number, since it is smaller than the sum of its proper divisors (18378789612).

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

12101324052 is a wasteful number, since it uses less digits than its factorization.

12101324052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3109 (or 3107 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 12101324052 its reverse (25042310121), we get a palindrome (37143634173).

The spelling of 12101324052 in words is "twelve billion, one hundred one million, three hundred twenty-four thousand, fifty-two".