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2031212220200 = 235221148132991
BaseRepresentation
bin11101100011101101101…
…011101100111100101000
321012011220200010220211122
4131203231223230330220
5231234410312021300
64153043115114412
7266515221666422
oct35435553547450
97164820126748
102031212220200
11713483387899
122897b4a42a08
13119708b0bc17
147044dcc9812
1537c83257c85
hex1d8edaecf28

2031212220200 has 48 divisors (see below), whose sum is σ = 4744950351360. Its totient is φ = 808634232000.

The previous prime is 2031212220197. The next prime is 2031212220217. The reversal of 2031212220200 is 20222121302.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24024296 + ... + 24108695.

It is an arithmetic number, because the mean of its divisors is an integer number (98853132320).

Almost surely, 22031212220200 is an apocalyptic number.

2031212220200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2031212220200 is an abundant number, since it is smaller than the sum of its proper divisors (2713738131160).

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

2031212220200 is a wasteful number, since it uses less digits than its factorization.

2031212220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48133218 (or 48133209 counting only the distinct ones).

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

Adding to 2031212220200 its reverse (20222121302), we get a palindrome (2051434341502).

The spelling of 2031212220200 in words is "two trillion, thirty-one billion, two hundred twelve million, two hundred twenty thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 211 422 844 1055 1688 2110 4220 5275 8440 10550 21100 42200 48132991 96265982 192531964 240664955 385063928 481329910 962659820 1203324775 1925319640 2406649550 4813299100 9626598200 10156061101 20312122202 40624244404 50780305505 81248488808 101560611010 203121222020 253901527525 406242444040 507803055050 1015606110100 2031212220200