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11222220000210 = 235438699395349
BaseRepresentation
bin1010001101001110000001…
…1011111100101111010010
31110201211111210210022211120
42203103200123330233102
52432331101310001320
635511230001223110
72235531034053132
oct243234033745722
943654453708746
1011222220000210
11363735369a14a
121312b36931a96
13635335032a3b
142ab230704ac2
15146db0717440
hexa34e06fcbd2

11222220000210 has 32 divisors (see below), whose sum is σ = 27559684468800. Its totient is φ = 2922996836928.

The previous prime is 11222220000113. The next prime is 11222220000239. The reversal of 11222220000210 is 1200002222211.

It is a super-2 number, since 2×112222200002102 (a number of 27 digits) contains 22 as substring.

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 11222220000210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4349696385 + ... + 4349698964.

It is an arithmetic number, because the mean of its divisors is an integer number (861240139650).

Almost surely, 211222220000210 is an apocalyptic number.

11222220000210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11222220000210 is an abundant number, since it is smaller than the sum of its proper divisors (16337464468590).

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

11222220000210 is a wasteful number, since it uses less digits than its factorization.

11222220000210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8699395402.

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

Adding to 11222220000210 its reverse (1200002222211), we get a palindrome (12422222222421).

The spelling of 11222220000210 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty million, two hundred ten", and thus it is an aban number.

Divisors: 1 2 3 5 6 10 15 30 43 86 129 215 258 430 645 1290 8699395349 17398790698 26098186047 43496976745 52196372094 86993953490 130490930235 260981860470 374074000007 748148000014 1122222000021 1870370000035 2244444000042 3740740000070 5611110000105 11222220000210