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12300223202213 = 19447632499779
BaseRepresentation
bin1011001011111101111001…
…1011110100001110100101
31121112220000200222222102012
42302333132123310032211
53103011324114432323
642054351115124005
72406442666066232
oct262773633641645
947486020888365
1012300223202213
113a1254a371241
121467a47a43605
136b2ba183a5bb
14307496622789
15164e54ebd678
hexb2fde6f43a5

12300223202213 has 4 divisors (see below), whose sum is σ = 12300855721440. Its totient is φ = 12299590682988.

The previous prime is 12300223202153. The next prime is 12300223202249. The reversal of 12300223202213 is 31220232200321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12300223202213 - 28 = 12300223201957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12300223202513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316230443 + ... + 316269336.

It is an arithmetic number, because the mean of its divisors is an integer number (3075213930360).

Almost surely, 212300223202213 is an apocalyptic number.

It is an amenable number.

12300223202213 is a deficient number, since it is larger than the sum of its proper divisors (632519227).

12300223202213 is an equidigital number, since it uses as much as digits as its factorization.

12300223202213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632519226.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12300223202213 its reverse (31220232200321), we get a palindrome (43520455402534).

The spelling of 12300223202213 in words is "twelve trillion, three hundred billion, two hundred twenty-three million, two hundred two thousand, two hundred thirteen".

Divisors: 1 19447 632499779 12300223202213