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11301223230 = 23251127894093
BaseRepresentation
bin10101000011001101…
…01111101100111110
31002011121020121211100
422201212233230332
5141121103120410
65105224233530
7550024545453
oct124146575476
932147217740
1011301223230
11487a278310
12223490b8a6
1310b146314b
14792cc182a
154622408c0
hex2a19afb3e

11301223230 has 96 divisors (see below), whose sum is σ = 32073706080. Its totient is φ = 2738039040.

The previous prime is 11301223207. The next prime is 11301223277. The reversal of 11301223230 is 3232210311.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2759064 + ... + 2763156.

It is an arithmetic number, because the mean of its divisors is an integer number (334101105).

Almost surely, 211301223230 is an apocalyptic number.

11301223230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11301223230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16036853040).

11301223230 is an abundant number, since it is smaller than the sum of its proper divisors (20772482850).

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

11301223230 is a wasteful number, since it uses less digits than its factorization.

11301223230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6906 (or 6903 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11301223230 its reverse (3232210311), we get a palindrome (14533433541).

The spelling of 11301223230 in words is "eleven billion, three hundred one million, two hundred twenty-three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 90 99 110 165 198 330 495 990 2789 4093 5578 8186 8367 12279 13945 16734 20465 24558 25101 27890 30679 36837 40930 41835 45023 50202 61358 61395 73674 83670 90046 92037 122790 125505 135069 153395 184074 184185 225115 251010 270138 276111 306790 368370 405207 450230 460185 552222 675345 810414 920370 1350690 1380555 2026035 2761110 4052070 11415377 22830754 34246131 57076885 68492262 102738393 114153770 125569147 171230655 205476786 251138294 342461310 376707441 513691965 627845735 753414882 1027383930 1130122323 1255691470 1883537205 2260244646 3767074410 5650611615 11301223230