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133130212666201 = 207249164236811
BaseRepresentation
bin11110010001010011001011…
…000010001110101101011001
3122110101010100102101101000201
4132101103023002032231121
5114422201133420304301
61151051101514502201
740020224530313152
oct3621231302165531
9573333312341021
10133130212666201
113946822a397323
1212b2163aa34961
13593918205a1aa
1424c37728bc929
15105d05065d201
hex7914cb08eb59

133130212666201 has 4 divisors (see below), whose sum is σ = 133130278975504. Its totient is φ = 133130146356900.

The previous prime is 133130212666127. The next prime is 133130212666207. The reversal of 133130212666201 is 102666212031331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133130212666201 - 245 = 97945840577369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133130212666207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30045915 + ... + 34190896.

It is an arithmetic number, because the mean of its divisors is an integer number (33282569743876).

Almost surely, 2133130212666201 is an apocalyptic number.

It is an amenable number.

133130212666201 is a deficient number, since it is larger than the sum of its proper divisors (66309303).

133130212666201 is an equidigital number, since it uses as much as digits as its factorization.

133130212666201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66309302.

The product of its (nonzero) digits is 46656, while the sum is 37.

Adding to 133130212666201 its reverse (102666212031331), we get a palindrome (235796424697532).

The spelling of 133130212666201 in words is "one hundred thirty-three trillion, one hundred thirty billion, two hundred twelve million, six hundred sixty-six thousand, two hundred one".

Divisors: 1 2072491 64236811 133130212666201