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122103131303 = 796763228539
BaseRepresentation
bin111000110110111101…
…0011110110010100111
3102200011120120202021102
41301231322132302213
54000031400200203
6132032101510315
711551554330356
oct1615572366247
9380146522242
10122103131303
114786904186a
121b7b811239b
13b68bb3056a
145ca47a999d
15329993a888
hex1c6de9eca7

122103131303 has 8 divisors (see below), whose sum is σ = 123667564800. Its totient is φ = 120539168568.

The previous prime is 122103131279. The next prime is 122103131309. The reversal of 122103131303 is 303131301221.

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 122103131303 - 212 = 122103127207 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 (122103131309) 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, 420008 + ... + 648546.

It is an arithmetic number, because the mean of its divisors is an integer number (15458445600).

Almost surely, 2122103131303 is an apocalyptic number.

122103131303 is a deficient number, since it is larger than the sum of its proper divisors (1564433497).

122103131303 is an equidigital number, since it uses as much as digits as its factorization.

122103131303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235381.

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

Adding to 122103131303 its reverse (303131301221), we get a palindrome (425234432524).

The spelling of 122103131303 in words is "one hundred twenty-two billion, one hundred three million, one hundred thirty-one thousand, three hundred three".

Divisors: 1 79 6763 228539 534277 18054581 1545609257 122103131303