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210112000110220 = 225132391373379331
BaseRepresentation
bin101111110001100010000011…
…001000010010111010001100
31000112221111210112211102012011
4233301202003020102322030
5210014433334012011340
62022512041553351004
762154043143133525
oct5761420310227214
91015844715742164
10210112000110220
1160a47aa94a992a
121b695143868464
1390316270c9870
1439c569181d84c
1519457669b00ea
hexbf1883212e8c

210112000110220 has 48 divisors (see below), whose sum is σ = 475178497139808. Its totient is φ = 77579468052480.

The previous prime is 210112000110203. The next prime is 210112000110241. The reversal of 210112000110220 is 22011000211012.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 210112000110220.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60485955 + ... + 63865285.

It is an arithmetic number, because the mean of its divisors is an integer number (9899552023746).

Almost surely, 2210112000110220 is an apocalyptic number.

210112000110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210112000110220 is an abundant number, since it is smaller than the sum of its proper divisors (265066497029588).

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

210112000110220 is a wasteful number, since it uses less digits than its factorization.

210112000110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3618490 (or 3618488 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 210112000110220 its reverse (22011000211012), we get a palindrome (232123000321232).

The spelling of 210112000110220 in words is "two hundred ten trillion, one hundred twelve billion, one hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 239137 478274 956548 1195685 2391370 3108781 3379331 4782740 6217562 6758662 12435124 13517324 15543905 16896655 31087810 33793310 43931303 62175620 67586620 87862606 175725212 219656515 439313030 878626060 808123077347 1616246154694 3232492309388 4040615386735 8081230773470 10505600005511 16162461546940 21011200011022 42022400022044 52528000027555 105056000055110 210112000110220