12101469552 has 160 divisors (see below), whose sum is σ = 35254440000. Its totient is φ = 3973939200.

The previous prime is 12101469551. The next prime is 12101469553. The reversal of 12101469552 is 25596410121.

It is an interprime number because it is at equal distance from previous prime (12101469551) and next prime (12101469553).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12101469551) 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, 17262802 + ... + 17263502.

It is an arithmetic number, because the mean of its divisors is an integer number (220340250).

Almost surely, 2^12101469552 is an apocalyptic number.

12101469552 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 12101469552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17627220000).

12101469552 is an abundant number, since it is smaller than the sum of its proper divisors (23152970448).

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

12101469552 is a wasteful number, since it uses less digits than its factorization.

12101469552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256 (or 1244 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

Adding to 12101469552 its reverse (25596410121), we get a palindrome (37697879673).

The spelling of 12101469552 in words is "twelve billion, one hundred one million, four hundred sixty-nine thousand, five hundred fifty-two".