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12230120122 = 2111738731973
BaseRepresentation
bin10110110001111100…
…01101001010111010
31011120100010110210221
423120332031022322
5200021402320442
65341325530254
7612034206613
oct133076151272
934510113727
1012230120122
1152066472a0
122453a1398a
1311cba3668c
14840400c0a
154b8a79467
hex2d8f8d2ba

12230120122 has 16 divisors (see below), whose sum is σ = 20014700832. Its totient is φ = 5558651920.

The previous prime is 12230120053. The next prime is 12230120129. The reversal of 12230120122 is 22102103221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12230120096 and 12230120105.

It is not an unprimeable number, because it can be changed into a prime (12230120129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366528 + ... + 398500.

It is an arithmetic number, because the mean of its divisors is an integer number (1250918802).

Almost surely, 212230120122 is an apocalyptic number.

12230120122 is a deficient number, since it is larger than the sum of its proper divisors (7784580710).

12230120122 is a wasteful number, since it uses less digits than its factorization.

12230120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49373.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12230120122 its reverse (22102103221), we get a palindrome (34332223343).

The spelling of 12230120122 in words is "twelve billion, two hundred thirty million, one hundred twenty thousand, one hundred twenty-two".

Divisors: 1 2 11 22 17387 31973 34774 63946 191257 351703 382514 703406 555914551 1111829102 6115060061 12230120122