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102000111102 = 23245341124979
BaseRepresentation
bin101111011111110101…
…1100010110111111110
3100202021120012111212200
41132333223202313332
53132344012023402
6114505212212330
710240441432131
oct1367753426776
9322246174780
10102000111102
113a29244918a
121792776a0a6
139806cc5536
144d18948218
1529beb2021c
hex17bfae2dfe

102000111102 has 24 divisors (see below), whose sum is σ = 221006883240. Its totient is φ = 33999015120.

The previous prime is 102000111013. The next prime is 102000111151. The reversal of 102000111102 is 201111000201.

It is a happy number.

102000111102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 753649 + ... + 878627.

It is an arithmetic number, because the mean of its divisors is an integer number (9208620135).

Almost surely, 2102000111102 is an apocalyptic number.

102000111102 is an abundant number, since it is smaller than the sum of its proper divisors (119006772138).

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

102000111102 is a wasteful number, since it uses less digits than its factorization.

102000111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170328 (or 170325 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 102000111102 its reverse (201111000201), we get a palindrome (303111111303).

The spelling of 102000111102 in words is "one hundred two billion, one hundred eleven thousand, one hundred two".

Divisors: 1 2 3 6 9 18 45341 90682 124979 136023 249958 272046 374937 408069 749874 816138 1124811 2249622 5666672839 11333345678 17000018517 34000037034 51000055551 102000111102