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102011023230 = 2353400367441
BaseRepresentation
bin101111100000001010…
…1001010111101111110
3100202022022201220111120
41133000111022331332
53132404310220410
6114510242131410
710240633250664
oct1370025127576
9322268656446
10102011023230
113a298621676
121792b350b66
13980934630c
144d1a188c34
1529c0a78570
hex17c054af7e

102011023230 has 16 divisors (see below), whose sum is σ = 244826455824. Its totient is φ = 27202939520.

The previous prime is 102011023229. The next prime is 102011023253. The reversal of 102011023230 is 32320110201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

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, 1700183691 + ... + 1700183750.

It is an arithmetic number, because the mean of its divisors is an integer number (15301653489).

Almost surely, 2102011023230 is an apocalyptic number.

102011023230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102011023230 is an abundant number, since it is smaller than the sum of its proper divisors (142815432594).

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

102011023230 is a wasteful number, since it uses less digits than its factorization.

102011023230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400367451.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 102011023230 its reverse (32320110201), we get a palindrome (134331133431).

The spelling of 102011023230 in words is "one hundred two billion, eleven million, twenty-three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 3400367441 6800734882 10201102323 17001837205 20402204646 34003674410 51005511615 102011023230