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12220020122001 = 35697158769843
BaseRepresentation
bin1011000111010011000111…
…1101010110000110010001
31121021020000012202100201220
42301310301331112012101
53100203100122401001
641553444424515253
72400603330131106
oct261646175260621
947236005670656
1012220020122001
113991532868a7a
1214543a401bb29
136a845c6104a3
14303648902aad
15162d0dc87c36
hexb1d31f56191

12220020122001 has 8 divisors (see below), whose sum is σ = 16321995244320. Its totient is φ = 8132362540512.

The previous prime is 12220020121993. The next prime is 12220020122059. The reversal of 12220020122001 is 10022102002221.

12220020122001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12220020122001 - 23 = 12220020121993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12220020126001) 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, 3579383215 + ... + 3579386628.

It is an arithmetic number, because the mean of its divisors is an integer number (2040249405540).

Almost surely, 212220020122001 is an apocalyptic number.

It is an amenable number.

12220020122001 is a deficient number, since it is larger than the sum of its proper divisors (4101975122319).

12220020122001 is an equidigital number, since it uses as much as digits as its factorization.

12220020122001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7158770415.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12220020122001 its reverse (10022102002221), we get a palindrome (22242122124222).

The spelling of 12220020122001 in words is "twelve trillion, two hundred twenty billion, twenty million, one hundred twenty-two thousand, one".

Divisors: 1 3 569 1707 7158769843 21476309529 4073340040667 12220020122001