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13211522152000 = 265347129727091
BaseRepresentation
bin1100000001000000110000…
…0101011011011001000000
31201210000020200202011220021
43000100030011123121000
53212424144132331000
644033142310223224
72532333556256314
oct300201405333100
951700220664807
1013211522152000
114233a7a916267
121594594054b14
1374aac2141ac3
14339626497b44
1517d9de43c11a
hexc040c15b640

13211522152000 has 224 divisors, whose sum is σ = 33441466646016. Its totient is φ = 5167991808000.

The previous prime is 13211522151959. The next prime is 13211522152009. The reversal of 13211522152000 is 25122511231.

It is a happy number.

It is a super-2 number, since 2×132115221520002 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (13211522152009) 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, 487658455 + ... + 487685545.

Almost surely, 213211522152000 is an apocalyptic number.

13211522152000 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 13211522152000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16720733323008).

13211522152000 is an abundant number, since it is smaller than the sum of its proper divisors (20229944494016).

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

13211522152000 is a wasteful number, since it uses less digits than its factorization.

13211522152000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28462 (or 28442 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 13211522152000 its reverse (25122511231), we get a palindrome (13236644663231).

The spelling of 13211522152000 in words is "thirteen trillion, two hundred eleven billion, five hundred twenty-two million, one hundred fifty-two thousand".