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12212210010210 = 2357300119378001
BaseRepresentation
bin1011000110110110000001…
…1100001000100001100010
31121020110211220122120111020
42301231200130020201202
53100041101230311320
641550113431030310
72400205643231640
oct261554034104142
947213756576436
1012212210010210
1139891951a7431
12145298450b396
136a77b6523c72
14303107548190
15162a0329a940
hexb1b60708862

12212210010210 has 64 divisors (see below), whose sum is σ = 33507510914304. Its totient is φ = 2790432000000.

The previous prime is 12212210010193. The next prime is 12212210010227. The reversal of 12212210010210 is 1201001221221.

It is an interprime number because it is at equal distance from previous prime (12212210010193) and next prime (12212210010227).

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12212210010210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9058791 + ... + 10319210.

It is an arithmetic number, because the mean of its divisors is an integer number (523554858036).

Almost surely, 212212210010210 is an apocalyptic number.

12212210010210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12212210010210 is an abundant number, since it is smaller than the sum of its proper divisors (21295300904094).

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

12212210010210 is a wasteful number, since it uses less digits than its factorization.

12212210010210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19381019.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12212210010210 its reverse (1201001221221), we get a palindrome (13413211231431).

The spelling of 12212210010210 in words is "twelve trillion, two hundred twelve billion, two hundred ten million, ten thousand, two hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 3001 6002 9003 15005 18006 21007 30010 42014 45015 63021 90030 105035 126042 210070 315105 630210 19378001 38756002 58134003 96890005 116268006 135646007 193780010 271292014 290670015 406938021 581340030 678230035 813876042 1356460070 2034690105 4069380210 58153381001 116306762002 174460143003 290766905005 348920286006 407073667007 581533810010 814147334014 872300715015 1221221001021 1744601430030 2035368335035 2442442002042 4070736670070 6106105005105 12212210010210