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2312041230220 = 225895191291369
BaseRepresentation
bin100001101001010000011…
…001010110111110001100
322012000210010110202021211
4201221100121112332030
5300340030023331340
64530045335304204
7326016352125031
oct41512031267614
98160703422254
102312041230220
11811592aaa617
12314109b1b064
1313a041c32277
147dc90ca3388
154021c8535ea
hex21a50656f8c

2312041230220 has 24 divisors (see below), whose sum is σ = 4855344580800. Its totient is φ = 924805444992.

The previous prime is 2312041230211. The next prime is 2312041230259. The reversal of 2312041230220 is 220321402132.

It is a super-2 number, since 2×23120412302202 (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2312041230191 and 2312041230200.

It is an unprimeable number.

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, 1144696 + ... + 2436064.

It is an arithmetic number, because the mean of its divisors is an integer number (202306024200).

Almost surely, 22312041230220 is an apocalyptic number.

2312041230220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2312041230220 is an abundant number, since it is smaller than the sum of its proper divisors (2543303350580).

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

2312041230220 is a wasteful number, since it uses less digits than its factorization.

2312041230220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380897 (or 1380895 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 2312041230220 its reverse (220321402132), we get a palindrome (2532362632352).

The spelling of 2312041230220 in words is "two trillion, three hundred twelve billion, forty-one million, two hundred thirty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 89519 179038 358076 447595 895190 1291369 1790380 2582738 5165476 6456845 12913690 25827380 115602061511 231204123022 462408246044 578010307555 1156020615110 2312041230220