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123200313133 = 197099791331
BaseRepresentation
bin111001010111101001…
…1111001011100101101
3102210000001010100210111
41302233103321130231
54004303240010013
6132333014140021
711621006245252
oct1625723713455
9383001110714
10123200313133
1148281401807
121ba63651611
13b805235591
145d6a3b3429
153310e1673d
hex1caf4f972d

123200313133 has 8 divisors (see below), whose sum is σ = 129687786720. Its totient is φ = 116713164240.

The previous prime is 123200313127. The next prime is 123200313217. The reversal of 123200313133 is 331313002321.

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

It is a cyclic number.

It is not a de Polignac number, because 123200313133 - 229 = 122663442221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123200313113) 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 7 ways as a sum of consecutive naturals, for example, 1303278 + ... + 1394608.

It is an arithmetic number, because the mean of its divisors is an integer number (16210973340).

Almost surely, 2123200313133 is an apocalyptic number.

It is an amenable number.

123200313133 is a deficient number, since it is larger than the sum of its proper divisors (6487473587).

123200313133 is an equidigital number, since it uses as much as digits as its factorization.

123200313133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162347.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 123200313133 its reverse (331313002321), we get a palindrome (454513315454).

The spelling of 123200313133 in words is "one hundred twenty-three billion, two hundred million, three hundred thirteen thousand, one hundred thirty-three".

Divisors: 1 19 70997 91331 1348943 1735289 6484227007 123200313133