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2001201110202 = 237104945421969
BaseRepresentation
bin11101000111110000111…
…000011001110010111010
321002022110010221120102010
4131013300320121302322
5230241424441011302
64131201124550350
7264403425526050
oct35076070316272
97068403846363
102001201110202
11701782945748
12283a1a2523b6
13116935356c78
146cc041cc1d0
15370c868716c
hex1d1f0e19cba

2001201110202 has 32 divisors (see below), whose sum is σ = 4578534576000. Its totient is φ = 571226669568.

The previous prime is 2001201110177. The next prime is 2001201110203. The reversal of 2001201110202 is 2020111021002.

It is not an unprimeable number, because it can be changed into a prime (2001201110203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22666927 + ... + 22755042.

It is an arithmetic number, because the mean of its divisors is an integer number (143079205500).

Almost surely, 22001201110202 is an apocalyptic number.

2001201110202 is an abundant number, since it is smaller than the sum of its proper divisors (2577333465798).

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

2001201110202 is a wasteful number, since it uses less digits than its factorization.

2001201110202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45423030.

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

Adding to 2001201110202 its reverse (2020111021002), we get a palindrome (4021312131204).

The spelling of 2001201110202 in words is "two trillion, one billion, two hundred one million, one hundred ten thousand, two hundred two".

Divisors: 1 2 3 6 7 14 21 42 1049 2098 3147 6294 7343 14686 22029 44058 45421969 90843938 136265907 272531814 317953783 635907566 953861349 1907722698 47647645481 95295290962 142942936443 285885872886 333533518367 667067036734 1000600555101 2001201110202