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102110110012 = 22139277663001
BaseRepresentation
bin101111100011000111…
…1001010000100111100
3100202120020012001000101
41133012033022010330
53133110142010022
6114524142010444
710243245420511
oct1370617120474
9322506161011
10102110110012
113a339549a79
1217958576a24
139823a2a251
144d293bd308
1529c95ec627
hex17c63ca13c

102110110012 has 24 divisors (see below), whose sum is σ = 180628264880. Its totient is φ = 50504688000.

The previous prime is 102110109949. The next prime is 102110110019. The reversal of 102110110012 is 210011011201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102110110019) 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 7 ways as a sum of consecutive naturals, for example, 177489 + ... + 485512.

Almost surely, 2102110110012 is an apocalyptic number.

It is an amenable number.

102110110012 is a deficient number, since it is larger than the sum of its proper divisors (78518154868).

102110110012 is a wasteful number, since it uses less digits than its factorization.

102110110012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663421 (or 663419 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 102110110012 its reverse (210011011201), we get a palindrome (312121121213).

The spelling of 102110110012 in words is "one hundred two billion, one hundred ten million, one hundred ten thousand, twelve".

Divisors: 1 2 4 139 277 278 554 556 1108 38503 77006 154012 663001 1326002 2652004 92157139 183651277 184314278 367302554 368628556 734605108 25527527503 51055055006 102110110012