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200110212120 = 233572132617873
BaseRepresentation
bin1011101001011101111…
…1111000010000011000
3201010112000200001002210
42322113133320100120
511234311203241440
6231532424155120
720312626511100
oct2722737702030
9633460601083
10200110212120
1177958aa81a5
1232948608aa0
1315b410c9c50
1499849b0200
155312e94a80
hex2e977f8418

200110212120 has 192 divisors, whose sum is σ = 752062842720. Its totient is φ = 42221039616.

The previous prime is 200110212083. The next prime is 200110212139. The reversal of 200110212120 is 21212011002.

It is a super-2 number, since 2×2001102121202 (a number of 23 digits) contains 22 as substring.

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 = 200110212096 and 200110212105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1232497 + ... + 1385376.

Almost surely, 2200110212120 is an apocalyptic number.

200110212120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200110212120 is an abundant number, since it is smaller than the sum of its proper divisors (551952630600).

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

200110212120 is a wasteful number, since it uses less digits than its factorization.

200110212120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2617914 (or 2617903 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 200110212120 its reverse (21212011002), we get a palindrome (221322223122).

The spelling of 200110212120 in words is "two hundred billion, one hundred ten million, two hundred twelve thousand, one hundred twenty".