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12202111122 = 232033685187
BaseRepresentation
bin10110101110100110…
…10111000010010010
31011111101102110200120
423113103113002102
5144442220023442
65334445331110
7611244142665
oct132723270222
934441373616
1012202111122
1151a1856763
122446566a96
1311c5caa9c6
1483a7cd6dc
154b63954ec
hex2d74d7092

12202111122 has 8 divisors (see below), whose sum is σ = 24404222256. Its totient is φ = 4067370372.

The previous prime is 12202111069. The next prime is 12202111127. The reversal of 12202111122 is 22111120221.

12202111122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

12202111122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (12202111127) 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 3 ways as a sum of consecutive naturals, for example, 1016842588 + ... + 1016842599.

It is an arithmetic number, because the mean of its divisors is an integer number (3050527782).

Almost surely, 212202111122 is an apocalyptic number.

12202111122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12202111122 is a wasteful number, since it uses less digits than its factorization.

12202111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2033685192.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12202111122 its reverse (22111120221), we get a palindrome (34313231343).

Subtracting 12202111122 from its reverse (22111120221), we obtain a palindrome (9909009099).

The spelling of 12202111122 in words is "twelve billion, two hundred two million, one hundred eleven thousand, one hundred twenty-two".

Divisors: 1 2 3 6 2033685187 4067370374 6101055561 12202111122