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2001201311195 = 5421950689459
BaseRepresentation
bin11101000111110000111…
…001001010110111011011
321002022110011022210010022
4131013300321022313123
5230241430013424240
64131201133141055
7264403430324042
oct35076071126733
97068404283108
102001201311195
11701782a72759
12283a1a32a78b
131169353c75b8
146cc04241559
15370c86c69b5
hex1d1f0e4addb

2001201311195 has 8 divisors (see below), whose sum is σ = 2407145712720. Its totient is φ = 1597158289440.

The previous prime is 2001201311183. The next prime is 2001201311233. The reversal of 2001201311195 is 5911131021002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2001201311195 - 28 = 2001201310939 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475342625 + ... + 475346834.

It is an arithmetic number, because the mean of its divisors is an integer number (300893214090).

Almost surely, 22001201311195 is an apocalyptic number.

2001201311195 is a deficient number, since it is larger than the sum of its proper divisors (405944401525).

2001201311195 is an equidigital number, since it uses as much as digits as its factorization.

2001201311195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950689885.

The product of its (nonzero) digits is 540, while the sum is 26.

Adding to 2001201311195 its reverse (5911131021002), we get a palindrome (7912332332197).

The spelling of 2001201311195 in words is "two trillion, one billion, two hundred one million, three hundred eleven thousand, one hundred ninety-five".

Divisors: 1 5 421 2105 950689459 4753447295 400240262239 2001201311195