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12220130013001 = 83544114627161
BaseRepresentation
bin1011000111010011100010…
…0000100010111101001001
31121021020021212112101211221
42301310320200202331021
53100203311240404001
641553503352122041
72400606133160041
oct261647040427511
947236255471757
1012220130013001
1139915898a5789
121454414996321
136a8479308051
1430365934a721
15162d187431a1
hexb1d38822f49

12220130013001 has 4 divisors (see below), whose sum is σ = 12220145475604. Its totient is φ = 12220114550400.

The previous prime is 12220130012989. The next prime is 12220130013011. The reversal of 12220130013001 is 10031003102221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4958727312400 + 7261402700601 = 2226820^2 + 2694699^2 .

It is a cyclic number.

It is not a de Polignac number, because 12220130013001 - 25 = 12220130012969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12220130013011) 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, 6478140 + ... + 8149021.

It is an arithmetic number, because the mean of its divisors is an integer number (3055036368901).

Almost surely, 212220130013001 is an apocalyptic number.

It is an amenable number.

12220130013001 is a deficient number, since it is larger than the sum of its proper divisors (15462603).

12220130013001 is an equidigital number, since it uses as much as digits as its factorization.

12220130013001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15462602.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12220130013001 its reverse (10031003102221), we get a palindrome (22251133115222).

The spelling of 12220130013001 in words is "twelve trillion, two hundred twenty billion, one hundred thirty million, thirteen thousand, one".

Divisors: 1 835441 14627161 12220130013001