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12002222010 = 2351147134877
BaseRepresentation
bin10110010110110001…
…10101111110111010
31010222110022001101010
423023120311332322
5144040032101020
65302545134350
7603266126622
oct131330657672
933873261333
1012002222010
1150a9a3a049
1223ab62a3b6
13119376201c
1481c039882
154a3a5dde0
hex2cb635fba

12002222010 has 32 divisors (see below), whose sum is σ = 28808669952. Its totient is φ = 3200221760.

The previous prime is 12002222009. The next prime is 12002222027. The reversal of 12002222010 is 1022220021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326692 + ... + 361568.

It is an arithmetic number, because the mean of its divisors is an integer number (900270936).

Almost surely, 212002222010 is an apocalyptic number.

12002222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12002222010 is an abundant number, since it is smaller than the sum of its proper divisors (16806447942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12002222010 is a wasteful number, since it uses less digits than its factorization.

12002222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46358.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 12002222010 its reverse (1022220021), we get a palindrome (13024442031).

The spelling of 12002222010 in words is "twelve billion, two million, two hundred twenty-two thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 11471 22942 34413 34877 57355 68826 69754 104631 114710 172065 174385 209262 344130 348770 523155 1046310 400074067 800148134 1200222201 2000370335 2400444402 4000740670 6001111005 12002222010