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202001112200 = 23521010005561
BaseRepresentation
bin1011110000100000110…
…1000101110010001000
3201022101210201201101002
42330020031011302020
511302144241042300
6232444212514132
720410530060236
oct2741015056210
9638353651332
10202001112200
11787393a8438
123319591b948
1316082a95834
149ac3b89956
1553c3ea65d5
hex2f08345c88

202001112200 has 24 divisors (see below), whose sum is σ = 469652586330. Its totient is φ = 80800444800.

The previous prime is 202001112149. The next prime is 202001112233. The reversal of 202001112200 is 2211100202.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 135301851556 + 66699260644 = 367834^2 + 258262^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 505002581 + ... + 505002980.

Almost surely, 2202001112200 is an apocalyptic number.

202001112200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202001112200 is an abundant number, since it is smaller than the sum of its proper divisors (267651474130).

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

202001112200 is a wasteful number, since it uses less digits than its factorization.

202001112200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010005577 (or 1010005568 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 202001112200 its reverse (2211100202), we get a palindrome (204212212402).

The spelling of 202001112200 in words is "two hundred two billion, one million, one hundred twelve thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 1010005561 2020011122 4040022244 5050027805 8080044488 10100055610 20200111220 25250139025 40400222440 50500278050 101000556100 202001112200