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12230340342 = 2311185308187
BaseRepresentation
bin10110110001111110…
…00010111011110110
31011120100112122220020
423120333002323312
5200021431342332
65341334350010
7612036114633
oct133077027366
934510478806
1012230340342
1152067877a0
122453abb306
1311cbab299c
1484045b18a
154b8abe82c
hex2d8fc2ef6

12230340342 has 16 divisors (see below), whose sum is σ = 26684379072. Its totient is φ = 3706163720.

The previous prime is 12230340319. The next prime is 12230340347. The reversal of 12230340342 is 24304303221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12230340347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92654028 + ... + 92654159.

It is an arithmetic number, because the mean of its divisors is an integer number (1667773692).

Almost surely, 212230340342 is an apocalyptic number.

12230340342 is an abundant number, since it is smaller than the sum of its proper divisors (14454038730).

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

12230340342 is a wasteful number, since it uses less digits than its factorization.

12230340342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185308203.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 12230340342 its reverse (24304303221), we get a palindrome (36534643563).

The spelling of 12230340342 in words is "twelve billion, two hundred thirty million, three hundred forty thousand, three hundred forty-two".

Divisors: 1 2 3 6 11 22 33 66 185308187 370616374 555924561 1111849122 2038390057 4076780114 6115170171 12230340342