12144553201 has 16 divisors (see below), whose sum is σ = 13417488000. Its totient is φ = 10900384000.

The previous prime is 12144553139. The next prime is 12144553229. The reversal of 12144553201 is 10235544121.

It is not a de Polignac number, because 12144553201 - 2²⁷ = 12010335473 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12144553201.

It is not an unprimeable number, because it can be changed into a prime (12144553231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383625 + ... + 414073.

It is an arithmetic number, because the mean of its divisors is an integer number (838593000).

Almost surely, 2^12144553201 is an apocalyptic number.

12144553201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12144553201 is a deficient number, since it is larger than the sum of its proper divisors (1272934799).

12144553201 is a wasteful number, since it uses less digits than its factorization.

12144553201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30920.

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 12144553201 in words is "twelve billion, one hundred forty-four million, five hundred fifty-three thousand, two hundred one".