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143212322201 = 1361917796983
BaseRepresentation
bin1000010101100000011…
…1101001110110011001
3111200122201020202101112
42011120013221312121
54321244323302301
6145442453030105
713226635440104
oct2053007516631
9450581222345
10143212322201
1155810693383
1223909625335
1310674256370
146d0810373b
153ad2c559bb
hex21581e9d99

143212322201 has 8 divisors (see below), whose sum is σ = 154477821120. Its totient is φ = 131982418512.

The previous prime is 143212322159. The next prime is 143212322237. The reversal of 143212322201 is 102223212341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 143212322201 - 234 = 126032453017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143212322801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8890445 + ... + 8906538.

It is an arithmetic number, because the mean of its divisors is an integer number (19309727640).

Almost surely, 2143212322201 is an apocalyptic number.

It is an amenable number.

143212322201 is a deficient number, since it is larger than the sum of its proper divisors (11265498919).

143212322201 is a wasteful number, since it uses less digits than its factorization.

143212322201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17797615.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 143212322201 its reverse (102223212341), we get a palindrome (245435534542).

The spelling of 143212322201 in words is "one hundred forty-three billion, two hundred twelve million, three hundred twenty-two thousand, two hundred one".

Divisors: 1 13 619 8047 17796983 231360779 11016332477 143212322201