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12313332222 = 232398185577
BaseRepresentation
bin10110111011110111…
…01000100111111110
31011210010201002100120
423131323220213332
5200204203112342
65353501235410
7614064411522
oct133573504776
934703632316
1012313332222
115249611824
122477862b66
13121304cac9
1484b4a1d82
154c1014aec
hex2ddee89fe

12313332222 has 16 divisors (see below), whose sum is σ = 24627979152. Its totient is φ = 4104224960.

The previous prime is 12313332221. The next prime is 12313332247. The reversal of 12313332222 is 22223331321.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 12313332192 and 12313332201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12313332221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101098 + ... + 186674.

It is an arithmetic number, because the mean of its divisors is an integer number (1539248697).

Almost surely, 212313332222 is an apocalyptic number.

12313332222 is an abundant number, since it is smaller than the sum of its proper divisors (12314646930).

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

12313332222 is a wasteful number, since it uses less digits than its factorization.

12313332222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109563.

The product of its digits is 2592, while the sum is 24.

Adding to 12313332222 its reverse (22223331321), we get a palindrome (34536663543).

Subtracting 12313332222 from its reverse (22223331321), we obtain a palindrome (9909999099).

The spelling of 12313332222 in words is "twelve billion, three hundred thirteen million, three hundred thirty-two thousand, two hundred twenty-two".

Divisors: 1 2 3 6 23981 47962 71943 85577 143886 171154 256731 513462 2052222037 4104444074 6156666111 12313332222