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12000202097 = 1321733112619
BaseRepresentation
bin10110010110100010…
…01000110101110001
31010222022111102120112
423023101020311301
5144034022431342
65302433551105
7603243014642
oct131321106561
933868442515
1012000202097
1150a888a4a4
1223aaa15495
131193205800
1481ba716c9
154a37b0682
hex2cb448d71

12000202097 has 24 divisors (see below), whose sum is σ = 13801332960. Its totient is φ = 10393194240.

The previous prime is 12000202061. The next prime is 12000202099. The reversal of 12000202097 is 79020200021.

It is not a de Polignac number, because 12000202097 - 28 = 12000201841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12000202099) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 944654 + ... + 957272.

It is an arithmetic number, because the mean of its divisors is an integer number (575055540).

Almost surely, 212000202097 is an apocalyptic number.

12000202097 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

12000202097 is a deficient number, since it is larger than the sum of its proper divisors (1801130863).

12000202097 is a wasteful number, since it uses less digits than its factorization.

12000202097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12993 (or 12980 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

The spelling of 12000202097 in words is "twelve billion, two hundred two thousand, ninety-seven".

Divisors: 1 13 17 169 221 331 2873 4303 5627 12619 55939 73151 164047 214523 950963 2132611 2788799 4176889 36254387 54299557 71007113 705894241 923092469 12000202097