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22020200321120 = 2551232031117069
BaseRepresentation
bin1010000000110111110100…
…01101111101000001100000
32212222002222121202222210022
411000123322031331001200
510341234332240233440
6114455535042053012
74431623043306311
oct500337215750140
985862877688708
1022020200321120
11701a79501a091
1225777b464a168
13c3965a890231
14561ad785a608
15282be149dcb5
hex1406fa37d060

22020200321120 has 48 divisors (see below), whose sum is σ = 52023192081840. Its totient is φ = 8808000751104.

The previous prime is 22020200321107. The next prime is 22020200321129. The reversal of 22020200321120 is 2112300202022.

It is a super-2 number, since 2×220202003211202 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22020200321129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19153946 + ... + 20271014.

It is an arithmetic number, because the mean of its divisors is an integer number (1083816501705).

Almost surely, 222020200321120 is an apocalyptic number.

22020200321120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22020200321120 is an abundant number, since it is smaller than the sum of its proper divisors (30002991760720).

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

22020200321120 is a wasteful number, since it uses less digits than its factorization.

22020200321120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240287 (or 1240279 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22020200321120 its reverse (2112300202022), we get a palindrome (24132500523142).

The spelling of 22020200321120 in words is "twenty-two trillion, twenty billion, two hundred million, three hundred twenty-one thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 123203 246406 492812 616015 985624 1117069 1232030 1971248 2234138 2464060 3942496 4468276 4928120 5585345 8936552 9856240 11170690 17873104 19712480 22341380 35746208 44682760 89365520 178731040 137626252007 275252504014 550505008028 688131260035 1101010016056 1376262520070 2202020032112 2752525040140 4404040064224 5505050080280 11010100160560 22020200321120