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12002011210 = 2571459117517
BaseRepresentation
bin10110010110110000…
…00010100001001010
31010222102220100012201
423023120002201022
5144040003324320
65302540430414
7603264261220
oct131330024112
933872810181
1012002011210
1150a9905732
1223ab54840a
1311936ba0a7
1481bdc2b10
154a3a1b70a
hex2cb60284a

12002011210 has 32 divisors (see below), whose sum is σ = 24706984320. Its totient is φ = 4112119872.

The previous prime is 12002011199. The next prime is 12002011223. The reversal of 12002011210 is 1211020021.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43372 + ... + 160888.

It is an arithmetic number, because the mean of its divisors is an integer number (772093260).

Almost surely, 212002011210 is an apocalyptic number.

12002011210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12002011210 is an abundant number, since it is smaller than the sum of its proper divisors (12704973110).

12002011210 is a wasteful number, since it uses less digits than its factorization.

12002011210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118990.

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

Adding to 12002011210 its reverse (1211020021), we get a palindrome (13213031231).

The spelling of 12002011210 in words is "twelve billion, two million, eleven thousand, two hundred ten".

Divisors: 1 2 5 7 10 14 35 70 1459 2918 7295 10213 14590 20426 51065 102130 117517 235034 587585 822619 1175170 1645238 4113095 8226190 171457303 342914606 857286515 1200201121 1714573030 2400402242 6001005605 12002011210