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12230244301 = 11792178151
BaseRepresentation
bin10110110001111101…
…01011011111001101
31011120100100210011011
423120332223133031
5200021420304201
65341332325221
7612035234632
oct133076533715
934510323134
1012230244301
115206721620
122453a73811
1311cba7b062
14840434189
154b8aa1151
hex2d8fab7cd

12230244301 has 12 divisors (see below), whose sum is σ = 13513185504. Its totient is φ = 10977603000.

The previous prime is 12230244293. The next prime is 12230244337. The reversal of 12230244301 is 10344203221.

It is not a de Polignac number, because 12230244301 - 23 = 12230244293 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 (12230244101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20425 + ... + 157726.

It is an arithmetic number, because the mean of its divisors is an integer number (1126098792).

Almost surely, 212230244301 is an apocalyptic number.

12230244301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12230244301 is a deficient number, since it is larger than the sum of its proper divisors (1282941203).

12230244301 is an equidigital number, since it uses as much as digits as its factorization.

12230244301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178320 (or 178241 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 12230244301 its reverse (10344203221), we get a palindrome (22574447522).

The spelling of 12230244301 in words is "twelve billion, two hundred thirty million, two hundred forty-four thousand, three hundred one".

Divisors: 1 11 79 869 6241 68651 178151 1959661 14073929 154813219 1111840391 12230244301