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12320220230211 = 36761294628011
BaseRepresentation
bin1011001101001000011001…
…0110011011001001000011
31121121210122022221020211210
42303102012112123021003
53103323302334331321
642111455300541203
72411051354034345
oct263220626331103
947553568836753
1012320220230211
113a1aa81150363
12146b8a89b1803
136b4a3a71454a
14308432373295
1516572584db76
hexb348659b243

12320220230211 has 8 divisors (see below), whose sum is σ = 16672138819264. Its totient is φ = 8090890897320.

The previous prime is 12320220230189. The next prime is 12320220230231. The reversal of 12320220230211 is 11203202202321.

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

It is not a de Polignac number, because 12320220230211 - 217 = 12320220099139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12320220230231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30647313805 + ... + 30647314206.

It is an arithmetic number, because the mean of its divisors is an integer number (2084017352408).

Almost surely, 212320220230211 is an apocalyptic number.

12320220230211 is a deficient number, since it is larger than the sum of its proper divisors (4351918589053).

12320220230211 is an equidigital number, since it uses as much as digits as its factorization.

12320220230211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61294628081.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12320220230211 its reverse (11203202202321), we get a palindrome (23523422432532).

The spelling of 12320220230211 in words is "twelve trillion, three hundred twenty billion, two hundred twenty million, two hundred thirty thousand, two hundred eleven".

Divisors: 1 3 67 201 61294628011 183883884033 4106740076737 12320220230211