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122330212 = 22103129663
BaseRepresentation
bin1110100101010…
…01110001100100
322112012000111121
413102221301210
5222304031322
620045543324
73013534564
oct722516144
9275160447
10122330212
1163063554
1234b74b44
131c461754
1412364da4
15ab15ec7
hex74a9c64

122330212 has 12 divisors (see below), whose sum is σ = 214292736. Its totient is φ = 61103720.

The previous prime is 122330191. The next prime is 122330239. The reversal of 122330212 is 212033221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10708 + ... + 18955.

It is an arithmetic number, because the mean of its divisors is an integer number (17857728).

Almost surely, 2122330212 is an apocalyptic number.

It is an amenable number.

122330212 is a deficient number, since it is larger than the sum of its proper divisors (91962524).

122330212 is a wasteful number, since it uses less digits than its factorization.

122330212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30698 (or 30696 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 122330212 is about 11060.2989109698. The cubic root of 122330212 is about 496.4146344265.

Adding to 122330212 its reverse (212033221), we get a palindrome (334363433).

The spelling of 122330212 in words is "one hundred twenty-two million, three hundred thirty thousand, two hundred twelve".

Divisors: 1 2 4 1031 2062 4124 29663 59326 118652 30582553 61165106 122330212