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2000220212 = 221953496579
BaseRepresentation
bin111011100111000…
…1111000000110100
312011101202201022002
41313032033000310
513044024021322
6530251354432
7100365406544
oct16716170064
95141681262
102000220212
11937088061
12479a52a18
1325b523673
1414d915324
15ba907c92
hex7738f034

2000220212 has 24 divisors (see below), whose sum is σ = 3754144800. Its totient is φ = 929594016.

The previous prime is 2000220149. The next prime is 2000220281. The reversal of 2000220212 is 2120220002.

It is a junction number, because it is equal to n+sod(n) for n = 2000220193 and 2000220202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244262 + ... + 252317.

It is an arithmetic number, because the mean of its divisors is an integer number (156422700).

Almost surely, 22000220212 is an apocalyptic number.

It is an amenable number.

2000220212 is a deficient number, since it is larger than the sum of its proper divisors (1753924588).

2000220212 is a wasteful number, since it uses less digits than its factorization.

2000220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496655 (or 496653 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2000220212 is about 44723.8215272353. The cubic root of 2000220212 is about 1259.9672898202.

Adding to 2000220212 its reverse (2120220002), we get a palindrome (4120440214).

The spelling of 2000220212 in words is "two billion, two hundred twenty thousand, two hundred twelve".

Divisors: 1 2 4 19 38 53 76 106 212 1007 2014 4028 496579 993158 1986316 9435001 18870002 26318687 37740004 52637374 105274748 500055053 1000110106 2000220212