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211210201100 = 225213715416803
BaseRepresentation
bin1100010010110100011…
…0111110100000001100
3202012011121020220102202
43010231012332200030
511430024302413400
6241010103341032
721154662042023
oct3045506764014
9665147226382
10211210201100
118163471a208
1234b25a51778
1316bbc963072
14a318c6b8ba
1557626d54d5
hex312d1be80c

211210201100 has 36 divisors (see below), whose sum is σ = 461671612584. Its totient is φ = 83867402880.

The previous prime is 211210201099. The next prime is 211210201133. The reversal of 211210201100 is 1102012112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7694702 + ... + 7722101.

Almost surely, 2211210201100 is an apocalyptic number.

211210201100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211210201100 is an abundant number, since it is smaller than the sum of its proper divisors (250461411484).

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

211210201100 is a wasteful number, since it uses less digits than its factorization.

211210201100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15416954 (or 15416947 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 211210201100 its reverse (1102012112), we get a palindrome (212312213212).

The spelling of 211210201100 in words is "two hundred eleven billion, two hundred ten million, two hundred one thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 137 274 548 685 1370 2740 3425 6850 13700 15416803 30833606 61667212 77084015 154168030 308336060 385420075 770840150 1541680300 2112102011 4224204022 8448408044 10560510055 21121020110 42242040220 52802550275 105605100550 211210201100