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1222200102210 = 23556971599303
BaseRepresentation
bin10001110010010000110…
…011011000110101000010
311022211201020010011002020
4101302100303120311002
5130011031211232320
62333245421502310
7154205154313053
oct21622063306502
94284636104066
101222200102210
114313721054aa
12178a54411996
138b339a2b669
1443224ab672a
1521bd3b93940
hex11c90cd8d42

1222200102210 has 32 divisors (see below), whose sum is σ = 2938435436160. Its totient is φ = 325347228288.

The previous prime is 1222200102119. The next prime is 1222200102229. The reversal of 1222200102210 is 122010022221.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1222200102210.

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 15 ways as a sum of consecutive naturals, for example, 35782582 + ... + 35816721.

It is an arithmetic number, because the mean of its divisors is an integer number (91826107380).

Almost surely, 21222200102210 is an apocalyptic number.

1222200102210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1222200102210 is an abundant number, since it is smaller than the sum of its proper divisors (1716235333950).

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

1222200102210 is a wasteful number, since it uses less digits than its factorization.

1222200102210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71599882.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1222200102210 its reverse (122010022221), we get a palindrome (1344210124431).

The spelling of 1222200102210 in words is "one trillion, two hundred twenty-two billion, two hundred million, one hundred two thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 569 1138 1707 2845 3414 5690 8535 17070 71599303 143198606 214797909 357996515 429595818 715993030 1073989545 2147979090 40740003407 81480006814 122220010221 203700017035 244440020442 407400034070 611100051105 1222200102210