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12233023211 = 89521263819
BaseRepresentation
bin10110110010010010…
…10001111011101011
31011120112120222002202
423121021101323223
5200023123220321
65341512050415
7612100660463
oct133111217353
934515528082
1012233023211
11520824a442
122454993a0b
1311cc511b96
14840958ba3
154b8e4e70b
hex2d9251eeb

12233023211 has 8 divisors (see below), whose sum is σ = 12394263600. Its totient is φ = 12072311680.

The previous prime is 12233023207. The next prime is 12233023219. The reversal of 12233023211 is 11232033221.

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 12233023211 - 22 = 12233023207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12233023219) 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, 85541 + ... + 178278.

It is an arithmetic number, because the mean of its divisors is an integer number (1549282950).

Almost surely, 212233023211 is an apocalyptic number.

12233023211 is a deficient number, since it is larger than the sum of its proper divisors (161240389).

12233023211 is an equidigital number, since it uses as much as digits as its factorization.

12233023211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264429.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12233023211 its reverse (11232033221), we get a palindrome (23465056432).

It can be divided in two parts, 122330 and 23211, that added together give a palindrome (145541).

The spelling of 12233023211 in words is "twelve billion, two hundred thirty-three million, twenty-three thousand, two hundred eleven".

Divisors: 1 89 521 46369 263819 23479891 137449699 12233023211