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12202310323 = 73894481201
BaseRepresentation
bin10110101110101000…
…00111101010110011
31011111101210120221101
423113110013222303
5144442242412243
65334453505231
7611245632520
oct132724075263
934441716841
1012202310323
1151a1982395
122446642217
1311c604a588
1483a842147
154b63d454d
hex2d7507ab3

12202310323 has 8 divisors (see below), whose sum is σ = 13981350240. Its totient is φ = 10432233600.

The previous prime is 12202310293. The next prime is 12202310339. The reversal of 12202310323 is 32301320221.

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

It is a cyclic number.

It is not a de Polignac number, because 12202310323 - 25 = 12202310291 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12202310323.

It is not an unprimeable number, because it can be changed into a prime (12202310353) 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, 2237878 + ... + 2243323.

It is an arithmetic number, because the mean of its divisors is an integer number (1747668780).

Almost surely, 212202310323 is an apocalyptic number.

12202310323 is a deficient number, since it is larger than the sum of its proper divisors (1779039917).

12202310323 is an equidigital number, since it uses as much as digits as its factorization.

12202310323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4481597.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12202310323 its reverse (32301320221), we get a palindrome (44503630544).

The spelling of 12202310323 in words is "twelve billion, two hundred two million, three hundred ten thousand, three hundred twenty-three".

Divisors: 1 7 389 2723 4481201 31368407 1743187189 12202310323