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102320312233 = 914991118267
BaseRepresentation
bin101111101001011000…
…1000000111110101001
3100210002212201102020211
41133102301000332221
53134022444442413
6115001051221121
710251410206126
oct1372261007651
9323085642224
10102320312233
113a437170017
12179b6a477a1
139858447169
144d4929974d
1529dccbe83d
hex17d2c40fa9

102320312233 has 4 divisors (see below), whose sum is σ = 102321522000. Its totient is φ = 102319102468.

The previous prime is 102320312209. The next prime is 102320312273. The reversal of 102320312233 is 332213023201.

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, and also an emirpimes, since its reverse is a distinct semiprime: 332213023201 = 2314444044487.

It is a cyclic number.

It is not a de Polignac number, because 102320312233 - 213 = 102320304041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102320312203) 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, 467635 + ... + 650632.

It is an arithmetic number, because the mean of its divisors is an integer number (25580380500).

Almost surely, 2102320312233 is an apocalyptic number.

It is an amenable number.

102320312233 is a deficient number, since it is larger than the sum of its proper divisors (1209767).

102320312233 is an equidigital number, since it uses as much as digits as its factorization.

102320312233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209766.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 102320312233 its reverse (332213023201), we get a palindrome (434533335434).

The spelling of 102320312233 in words is "one hundred two billion, three hundred twenty million, three hundred twelve thousand, two hundred thirty-three".

Divisors: 1 91499 1118267 102320312233