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12201313009 = 537117331871
BaseRepresentation
bin10110101110100000…
…10100001011110001
31011111022220220212211
423113100110023301
5144442014004014
65334420252121
7611234310064
oct132720241361
934438826784
1012201313009
1151a1361066
122446241041
1311c5a8b652
1483a6628db
154b6288cc4
hex2d74142f1

12201313009 has 16 divisors (see below), whose sum is σ = 12620634624. Its totient is φ = 11789377600.

The previous prime is 12201312997. The next prime is 12201313013. The reversal of 12201313009 is 90031310221.

It is a cyclic number.

It is not a de Polignac number, because 12201313009 - 227 = 12067095281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12201313039) 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, 6520344 + ... + 6522214.

It is an arithmetic number, because the mean of its divisors is an integer number (788789664).

Almost surely, 212201313009 is an apocalyptic number.

It is an amenable number.

12201313009 is a deficient number, since it is larger than the sum of its proper divisors (419321615).

12201313009 is a wasteful number, since it uses less digits than its factorization.

12201313009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3728.

The product of its (nonzero) digits is 324, while the sum is 22.

The spelling of 12201313009 in words is "twelve billion, two hundred one million, three hundred thirteen thousand, nine".

Divisors: 1 53 71 1733 1871 3763 91849 99163 123043 132841 3242443 6521279 7040573 171849479 230213453 12201313009