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1222200101010 = 235731187741951
BaseRepresentation
bin10001110010010000110…
…011011000100010010010
311022211201020010002102210
4101302100303120202102
5130011031211213020
62333245421452550
7154205154306420
oct21622063304222
94284636102383
101222200101010
11431372104609
12178a54411156
138b339a2ac55
1443224ab6110
1521bd3b933e0
hex11c90cd8892

1222200101010 has 64 divisors (see below), whose sum is σ = 3460459659264. Its totient is φ = 270348408000.

The previous prime is 1222200100997. The next prime is 1222200101029. The reversal of 1222200101010 is 101010022221.

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, 93864466 + ... + 93877485.

It is an arithmetic number, because the mean of its divisors is an integer number (54069682176).

Almost surely, 21222200101010 is an apocalyptic number.

1222200101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1222200101010 is an abundant number, since it is smaller than the sum of its proper divisors (2238259558254).

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

1222200101010 is a wasteful number, since it uses less digits than its factorization.

1222200101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187741999.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1222200101010 its reverse (101010022221), we get a palindrome (1323210123231).

The spelling of 1222200101010 in words is "one trillion, two hundred twenty-two billion, two hundred million, one hundred one thousand, ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 31 35 42 62 70 93 105 155 186 210 217 310 434 465 651 930 1085 1302 2170 3255 6510 187741951 375483902 563225853 938709755 1126451706 1314193657 1877419510 2628387314 2816129265 3942580971 5632258530 5820000481 6570968285 7885161942 11640000962 13141936570 17460001443 19712904855 29100002405 34920002886 39425809710 40740003367 58200004810 81480006734 87300007215 122220010101 174600014430 203700016835 244440020202 407400033670 611100050505 1222200101010