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12211201001010 = 23511311193665787
BaseRepresentation
bin1011000110110010010001…
…0011000100011000110010
31121020101020121000121002010
42301230210103010120302
53100032014424013020
641545425344303350
72400141641626104
oct261544423043062
947211217017063
1012211201001010
11398881768a930
121452742611b56
136a76854811bb
1430304d533574
151629948d9de0
hexb1b244c4632

12211201001010 has 64 divisors (see below), whose sum is σ = 33002471706624. Its totient is φ = 2864797886400.

The previous prime is 12211201001009. The next prime is 12211201001017. The reversal of 12211201001010 is 1010010211221.

It is a super-2 number, since 2×122112010010102 (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12211201001017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 596822664 + ... + 596843123.

It is an arithmetic number, because the mean of its divisors is an integer number (515663620416).

Almost surely, 212211201001010 is an apocalyptic number.

12211201001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12211201001010 is an abundant number, since it is smaller than the sum of its proper divisors (20791270705614).

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

12211201001010 is a wasteful number, since it uses less digits than its factorization.

12211201001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193665839.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12211201001010 its reverse (1010010211221), we get a palindrome (13221211212231).

The spelling of 12211201001010 in words is "twelve trillion, two hundred eleven billion, two hundred one million, one thousand, ten".

Divisors: 1 2 3 5 6 10 11 15 22 30 31 33 55 62 66 93 110 155 165 186 310 330 341 465 682 930 1023 1705 2046 3410 5115 10230 1193665787 2387331574 3580997361 5968328935 7161994722 11936657870 13130323657 17904986805 26260647314 35809973610 37003639397 39390970971 65651618285 74007278794 78781941942 111010918191 131303236570 185018196985 196954854855 222021836382 370036393970 393909709710 407040033367 555054590955 814080066734 1110109181910 1221120100101 2035200166835 2442240200202 4070400333670 6105600500505 12211201001010