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20000110202220 = 22353111071817267
BaseRepresentation
bin1001000110000101000110…
…11101101100110101101100
32121210222210001211100200110
410203002203131230311230
510110140211202432340
6110311531312100020
74132650242515101
oct443024335546554
977728701740613
1020000110202220
116410aa9897655
1222b01a4534610
13b2100508a155
144d2020b46aa8
1524a3ae8a3680
hex1230a376cd6c

20000110202220 has 48 divisors (see below), whose sum is σ = 56180373919488. Its totient is φ = 5316213639360.

The previous prime is 20000110202183. The next prime is 20000110202221. The reversal of 20000110202220 is 2220201100002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 20000110202196 and 20000110202205.

It is not an unprimeable number, because it can be changed into a prime (20000110202221) 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, 535889974 + ... + 535927293.

It is an arithmetic number, because the mean of its divisors is an integer number (1170424456656).

Almost surely, 220000110202220 is an apocalyptic number.

20000110202220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20000110202220 is an abundant number, since it is smaller than the sum of its proper divisors (36180263717268).

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

20000110202220 is a wasteful number, since it uses less digits than its factorization.

20000110202220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071817590 (or 1071817588 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20000110202220 its reverse (2220201100002), we get a palindrome (22220311302222).

The spelling of 20000110202220 in words is "twenty trillion, one hundred ten million, two hundred two thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 311 622 933 1244 1555 1866 3110 3732 4665 6220 9330 18660 1071817267 2143634534 3215451801 4287269068 5359086335 6430903602 10718172670 12861807204 16077259005 21436345340 32154518010 64309036020 333335170037 666670340074 1000005510111 1333340680148 1666675850185 2000011020222 3333351700370 4000022040444 5000027550555 6666703400740 10000055101110 20000110202220