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12012130013010 = 23522311731153059
BaseRepresentation
bin1010111011001100101010…
…1111100000111101010010
31120112100101222211121110120
42232303022233200331102
53033301320240404020
641314144002211110
72346563531302641
oct256631257407522
946470358747416
1012012130013010
113911352267146
121420046053a96
1369197b775a8a
142d75669a1358
1515c6e2cc3740
hexaeccabe0f52

12012130013010 has 64 divisors (see below), whose sum is σ = 28961048309760. Its totient is φ = 3188577723840.

The previous prime is 12012130012997. The next prime is 12012130013053. The reversal of 12012130013010 is 1031003121021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78403861 + ... + 78556919.

It is an arithmetic number, because the mean of its divisors is an integer number (452516379840).

Almost surely, 212012130013010 is an apocalyptic number.

12012130013010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12012130013010 is an abundant number, since it is smaller than the sum of its proper divisors (16948918296750).

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

12012130013010 is a wasteful number, since it uses less digits than its factorization.

12012130013010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165023.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 12012130013010 its reverse (1031003121021), we get a palindrome (13043133134031).

The spelling of 12012130013010 in words is "twelve trillion, twelve billion, one hundred thirty million, thirteen thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 223 446 669 1115 1338 2230 3345 6690 11731 23462 35193 58655 70386 117310 153059 175965 306118 351930 459177 765295 918354 1530590 2295885 2616013 4591770 5232026 7848039 13080065 15696078 26160130 34132157 39240195 68264314 78480390 102396471 170660785 204792942 341321570 511982355 1023964710 1795535129 3591070258 5386605387 8977675645 10773210774 17955351290 26933026935 53866053870 400404333767 800808667534 1201213001301 2002021668835 2402426002602 4004043337670 6006065006505 12012130013010