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32121112201 = 4171137239337
BaseRepresentation
bin11101111010100100…
…010100011010001001
310001220120112120022021
4131322210110122021
51011241001042301
622431202524441
72214663643303
oct357244243211
9101816476267
1032121112201
1112693592022
126285366721
13304b965689
1417aa02c973
15c7ee618a1
hex77a914689

32121112201 has 32 divisors (see below), whose sum is σ = 33852349440. Its totient is φ = 30451814400.

The previous prime is 32121112159. The next prime is 32121112217. The reversal of 32121112201 is 10221112123.

It is a cyclic number.

It is not a de Polignac number, because 32121112201 - 27 = 32121112073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32121112291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95314705 + ... + 95315041.

It is an arithmetic number, because the mean of its divisors is an integer number (1057885920).

Almost surely, 232121112201 is an apocalyptic number.

It is an amenable number.

32121112201 is a deficient number, since it is larger than the sum of its proper divisors (1731237239).

32121112201 is a wasteful number, since it uses less digits than its factorization.

32121112201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 32121112201 its reverse (10221112123), we get a palindrome (42342224324).

The spelling of 32121112201 in words is "thirty-two billion, one hundred twenty-one million, one hundred twelve thousand, two hundred one".

Divisors: 1 41 71 137 239 337 2911 5617 9727 9799 13817 16969 23927 32743 46169 80543 398807 695729 981007 1342463 1892929 2324753 3277999 3302263 5718553 11034391 95314873 134397959 234460673 452410031 783441761 32121112201