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102214332331 = 710914378159
BaseRepresentation
bin101111100110001110…
…0101110111110101011
3100202211111022002011021
41133030130232332223
53133313332113311
6114542343513311
710245652326616
oct1371434567653
9322744262137
10102214332331
113a392364821
1217987458837
13983c4bb867
144d3918d17d
1529d3838171
hex17cc72efab

102214332331 has 4 divisors (see below), whose sum is σ = 102228717600. Its totient is φ = 102199947064.

The previous prime is 102214332317. The next prime is 102214332359. The reversal of 102214332331 is 133233412201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102214332331 - 25 = 102214332299 is a prime.

It is a super-2 number, since 2×1022143323312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102214332296 and 102214332305.

It is not an unprimeable number, because it can be changed into a prime (102214332391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7181971 + ... + 7196188.

It is an arithmetic number, because the mean of its divisors is an integer number (25557179400).

Almost surely, 2102214332331 is an apocalyptic number.

102214332331 is a deficient number, since it is larger than the sum of its proper divisors (14385269).

102214332331 is an equidigital number, since it uses as much as digits as its factorization.

102214332331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14385268.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 102214332331 its reverse (133233412201), we get a palindrome (235447744532).

The spelling of 102214332331 in words is "one hundred two billion, two hundred fourteen million, three hundred thirty-two thousand, three hundred thirty-one".

Divisors: 1 7109 14378159 102214332331