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13130033221001 = 17772354895353
BaseRepresentation
bin1011111100010001001011…
…1101110100110110001001
31201111012220120221120112202
42333010102331310312021
53210110302001033001
643531504243445545
72523420314631104
oct277042275646611
951435816846482
1013130033221001
1142024634aa2a4
1215808316868b5
137432066c2038
143356d5a9b73b
1517b8203ad96b
hexbf112f74d89

13130033221001 has 4 divisors (see below), whose sum is σ = 13902388116372. Its totient is φ = 12357678325632.

The previous prime is 13130033220977. The next prime is 13130033221027. The reversal of 13130033221001 is 10012233003131.

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 10461498611776 + 2668534609225 = 3234424^2 + 1633565^2 .

It is a cyclic number.

It is not a de Polignac number, because 13130033221001 - 26 = 13130033220937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13130033221301) 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, 386177447660 + ... + 386177447693.

It is an arithmetic number, because the mean of its divisors is an integer number (3475597029093).

Almost surely, 213130033221001 is an apocalyptic number.

It is an amenable number.

13130033221001 is a deficient number, since it is larger than the sum of its proper divisors (772354895371).

13130033221001 is an equidigital number, since it uses as much as digits as its factorization.

13130033221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772354895370.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 13130033221001 its reverse (10012233003131), we get a palindrome (23142266224132).

The spelling of 13130033221001 in words is "thirteen trillion, one hundred thirty billion, thirty-three million, two hundred twenty-one thousand, one".

Divisors: 1 17 772354895353 13130033221001