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12011010202 = 2315313212767
BaseRepresentation
bin10110010111110100…
…10111100010011010
31011000001211112111201
423023322113202122
5144044304311302
65303501344414
7603433621312
oct131372274232
934001745451
1012011010202
1151039a1814
1223b256810a
13119551b139
1481d286442
154a46e7c87
hex2cbe9789a

12011010202 has 32 divisors (see below), whose sum is σ = 18969790464. Its totient is φ = 5695747200.

The previous prime is 12011010199. The next prime is 12011010257. The reversal of 12011010202 is 20201011021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4339423 + ... + 4342189.

It is an arithmetic number, because the mean of its divisors is an integer number (592805952).

Almost surely, 212011010202 is an apocalyptic number.

12011010202 is a deficient number, since it is larger than the sum of its proper divisors (6958780262).

12011010202 is a wasteful number, since it uses less digits than its factorization.

12011010202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4174.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12011010202 its reverse (20201011021), we get a palindrome (32212021223).

The spelling of 12011010202 in words is "twelve billion, eleven million, ten thousand, two hundred two".

Divisors: 1 2 31 53 62 106 1321 1643 2642 2767 3286 5534 40951 70013 81902 85777 140026 146651 171554 293302 2170403 3655207 4340806 4546181 7310414 9092362 113311417 193725971 226622834 387451942 6005505101 12011010202