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11220301230 = 2351919684739
BaseRepresentation
bin10100111001100100…
…00011010110101110
31001221221222100201020
422130302003112232
5140434344114410
65053213555010
7545022662325
oct123462032656
931857870636
1011220301230
114838627426
1222117a5a66
13109a76c1c8
147862590bc
1545a0a8a70
hex29cc835ae

11220301230 has 32 divisors (see below), whose sum is σ = 28346025600. Its totient is φ = 2834602272.

The previous prime is 11220301207. The next prime is 11220301237. The reversal of 11220301230 is 3210302211.

11220301230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220301237) by changing a digit.

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, 9841800 + ... + 9842939.

It is an arithmetic number, because the mean of its divisors is an integer number (885813300).

Almost surely, 211220301230 is an apocalyptic number.

11220301230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11220301230 is an abundant number, since it is smaller than the sum of its proper divisors (17125724370).

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

11220301230 is a wasteful number, since it uses less digits than its factorization.

11220301230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19684768.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11220301230 its reverse (3210302211), we get a palindrome (14430603441).

The spelling of 11220301230 in words is "eleven billion, two hundred twenty million, three hundred one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 19684739 39369478 59054217 98423695 118108434 196847390 295271085 374010041 590542170 748020082 1122030123 1870050205 2244060246 3740100410 5610150615 11220301230