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1001201011201 = 53103191960229
BaseRepresentation
bin11101001000111000011…
…10110000101000000001
310112201021102100010010101
432210130032300220001
5112400424424324301
62043540112202401
7132222460115266
oct16443416605001
93481242303111
101001201011201
11356674962436
12142058239401
137354a055361
143665bb5b26d
151b09be01701
hexe91c3b0a01

1001201011201 has 16 divisors (see below), whose sum is σ = 1035389122560. Its totient is φ = 967679369280.

The previous prime is 1001201011177. The next prime is 1001201011207. The reversal of 1001201011201 is 1021101021001.

It is a cyclic number.

It is not a de Polignac number, because 1001201011201 - 27 = 1001201011073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001201011207) 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, 562555 + ... + 1522783.

It is an arithmetic number, because the mean of its divisors is an integer number (64711820160).

Almost surely, 21001201011201 is an apocalyptic number.

It is an amenable number.

1001201011201 is a deficient number, since it is larger than the sum of its proper divisors (34188111359).

1001201011201 is a wasteful number, since it uses less digits than its factorization.

1001201011201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960576.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1001201011201 its reverse (1021101021001), we get a palindrome (2022302032202).

The spelling of 1001201011201 in words is "one trillion, one billion, two hundred one million, eleven thousand, two hundred one".

Divisors: 1 53 103 191 5459 10123 19673 960229 1042669 50892137 98903587 183403739 5241890111 9720398167 18890585117 1001201011201