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13200221232000 = 2732531137792851
BaseRepresentation
bin1100000000010110101001…
…1111110101101110000000
31201201221002010001222000200
43000011222133311232000
53212233023113411000
644024033052245200
72531453534112555
oct300055237655600
951657063058020
1013200221232000
11422a200835860
12159235b470800
13749a10a869aa
14338c73654a2c
1517d57c25b500
hexc016a7f5b80

13200221232000 has 1536 divisors, whose sum is σ = 53803742054400. Its totient is φ = 3073075200000.

The previous prime is 13200221231941. The next prime is 13200221232001. The reversal of 13200221232000 is 23212200231.

13200221232000 is a `hidden beast` number, since 1 + 320 + 0 + 2 + 21 + 2 + 320 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13200221232001) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 4630030575 + ... + 4630033425.

It is an arithmetic number, because the mean of its divisors is an integer number (35028477900).

Almost surely, 213200221232000 is an apocalyptic number.

13200221232000 is a gapful number since it is divisible by the number (10) 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 13200221232000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26901871027200).

13200221232000 is an abundant number, since it is smaller than the sum of its proper divisors (40603520822400).

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

13200221232000 is a wasteful number, since it uses less digits than its factorization.

13200221232000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3013 (or 2988 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 13200221232000 its reverse (23212200231), we get a palindrome (13223433432231).

The spelling of 13200221232000 in words is "thirteen trillion, two hundred billion, two hundred twenty-one million, two hundred thirty-two thousand".