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112011220220 = 22519714151639
BaseRepresentation
bin110100001010001100…
…0111001010011111100
3101201010020212112211212
41220110120321103330
53313344333021340
6123242433103552
711043512443154
oct1502430712374
9351106775755
10112011220220
114355a460689
12198603b7bb8
13a7410a2343
1455c835d764
152da8974a65
hex1a146394fc

112011220220 has 48 divisors (see below), whose sum is σ = 251091187200. Its totient is φ = 41848511040.

The previous prime is 112011220199. The next prime is 112011220229. The reversal of 112011220220 is 22022110211.

It is a junction number, because it is equal to n+sod(n) for n = 112011220195 and 112011220204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112011220229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2048840 + ... + 2102799.

It is an arithmetic number, because the mean of its divisors is an integer number (5231066400).

Almost surely, 2112011220220 is an apocalyptic number.

112011220220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112011220220 is an abundant number, since it is smaller than the sum of its proper divisors (139079966980).

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

112011220220 is a wasteful number, since it uses less digits than its factorization.

112011220220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4151738 (or 4151736 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 112011220220 its reverse (22022110211), we get a palindrome (134033330431).

The spelling of 112011220220 in words is "one hundred twelve billion, eleven million, two hundred twenty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 19 20 38 71 76 95 142 190 284 355 380 710 1349 1420 2698 5396 6745 13490 26980 4151639 8303278 16606556 20758195 41516390 78881141 83032780 157762282 294766369 315524564 394405705 589532738 788811410 1179065476 1473831845 1577622820 2947663690 5600561011 5895327380 11201122022 22402244044 28002805055 56005610110 112011220220