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1222110101222 = 23442117752391
BaseRepresentation
bin10001110010001011011…
…100000011111011100110
311022211110221202121221022
4101302023130003323212
5130010340141214342
62333232444451142
7154203012314363
oct21621334037346
94284427677838
101222110101222
1143132632341a
12178a2a249ab2
138b3241a913a
1443216b6946a
1521bcad169d2
hex11c8b703ee6

1222110101222 has 8 divisors (see below), whose sum is σ = 1833218512272. Its totient is φ = 611037263800.

The previous prime is 1222110101189. The next prime is 1222110101309. The reversal of 1222110101222 is 2221010112221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1222110101222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8807354 + ... + 8945037.

It is an arithmetic number, because the mean of its divisors is an integer number (229152314034).

Almost surely, 21222110101222 is an apocalyptic number.

1222110101222 is a deficient number, since it is larger than the sum of its proper divisors (611108411050).

1222110101222 is a wasteful number, since it uses less digits than its factorization.

1222110101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17786814.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1222110101222 its reverse (2221010112221), we get a palindrome (3443120213443).

The spelling of 1222110101222 in words is "one trillion, two hundred twenty-two billion, one hundred ten million, one hundred one thousand, two hundred twenty-two".

Divisors: 1 2 34421 68842 17752391 35504782 611055050611 1222110101222