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102111214135 = 572917463261
BaseRepresentation
bin101111100011001001…
…1010111101000110111
3100202120022021010120211
41133012103113220313
53133110432323020
6114524221410251
710243260666520
oct1370623275067
9322508233524
10102111214135
113a33a133577
1217958a09987
139824025988
144d295c9847
1529c976985a
hex17c64d7a37

102111214135 has 8 divisors (see below), whose sum is σ = 140038236576. Its totient is φ = 70019118240.

The previous prime is 102111214111. The next prime is 102111214159. The reversal of 102111214135 is 531412111201.

It is an interprime number because it is at equal distance from previous prime (102111214111) and next prime (102111214159).

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

It is not a de Polignac number, because 102111214135 - 211 = 102111212087 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1458731596 + ... + 1458731665.

It is an arithmetic number, because the mean of its divisors is an integer number (17504779572).

Almost surely, 2102111214135 is an apocalyptic number.

102111214135 is a deficient number, since it is larger than the sum of its proper divisors (37927022441).

102111214135 is an equidigital number, since it uses as much as digits as its factorization.

102111214135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2917463273.

The product of its (nonzero) digits is 240, while the sum is 22.

Adding to 102111214135 its reverse (531412111201), we get a palindrome (633523325336).

The spelling of 102111214135 in words is "one hundred two billion, one hundred eleven million, two hundred fourteen thousand, one hundred thirty-five".

Divisors: 1 5 7 35 2917463261 14587316305 20422242827 102111214135