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122313032113 = 196976209729
BaseRepresentation
bin111000111101001101…
…1001100000110110001
3102200201012112211001111
41301322123030012301
54000444114011423
6132105000433321
711560013422156
oct1617233140661
9380635484044
10122313032113
1147966577408
121b856478841
13b6c347321c
145cc460822d
1532ad09d60d
hex1c7a6cc1b1

122313032113 has 4 divisors (see below), whose sum is σ = 122319261540. Its totient is φ = 122306802688.

The previous prime is 122313032077. The next prime is 122313032123. The reversal of 122313032113 is 311230313221.

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 9744058944 + 112568973169 = 98712^2 + 335513^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-122313032113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122313032123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3085168 + ... + 3124561.

It is an arithmetic number, because the mean of its divisors is an integer number (30579815385).

Almost surely, 2122313032113 is an apocalyptic number.

It is an amenable number.

122313032113 is a deficient number, since it is larger than the sum of its proper divisors (6229427).

122313032113 is an equidigital number, since it uses as much as digits as its factorization.

122313032113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6229426.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 122313032113 its reverse (311230313221), we get a palindrome (433543345334).

The spelling of 122313032113 in words is "one hundred twenty-two billion, three hundred thirteen million, thirty-two thousand, one hundred thirteen".

Divisors: 1 19697 6209729 122313032113