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102311331222 = 2317051888537
BaseRepresentation
bin101111101001000111…
…0110000010110010110
3100210002020211010121210
41133102032300112112
53134013200044342
6115000130522250
710251240652332
oct1372216602626
9323066733553
10102311331222
113a4320964a1
12179b3a36386
139856621359
144d47ddc7c2
1529dc0e879c
hex17d23b0596

102311331222 has 8 divisors (see below), whose sum is σ = 204622662456. Its totient is φ = 34103777072.

The previous prime is 102311331167. The next prime is 102311331293. The reversal of 102311331222 is 222133113201.

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

102311331222 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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, 8525944263 + ... + 8525944274.

It is an arithmetic number, because the mean of its divisors is an integer number (25577832807).

Almost surely, 2102311331222 is an apocalyptic number.

102311331222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102311331222 is a wasteful number, since it uses less digits than its factorization.

102311331222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17051888542.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 102311331222 its reverse (222133113201), we get a palindrome (324444444423).

The spelling of 102311331222 in words is "one hundred two billion, three hundred eleven million, three hundred thirty-one thousand, two hundred twenty-two".

Divisors: 1 2 3 6 17051888537 34103777074 51155665611 102311331222