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2001012200211 = 32056332437099
BaseRepresentation
bin11101000111100101100…
…111110001001100010011
321002021221222110221121210
4131013211213301030103
5230241033110401321
64131130255551203
7264365643031053
oct35074547611423
97067858427553
102001012200211
11701696247892
12283986b2b503
131169051836cb
146cbc7095563
15370b6cbdb76
hex1d1e59f1313

2001012200211 has 8 divisors (see below), whose sum is σ = 2668146097600. Its totient is φ = 1333943218152.

The previous prime is 2001012200179. The next prime is 2001012200219. The reversal of 2001012200211 is 1120022101002.

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

It is not a de Polignac number, because 2001012200211 - 25 = 2001012200179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2001012200219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16156861 + ... + 16280238.

It is an arithmetic number, because the mean of its divisors is an integer number (333518262200).

Almost surely, 22001012200211 is an apocalyptic number.

2001012200211 is a deficient number, since it is larger than the sum of its proper divisors (667133897389).

2001012200211 is a wasteful number, since it uses less digits than its factorization.

2001012200211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32457665.

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

Adding to 2001012200211 its reverse (1120022101002), we get a palindrome (3121034301213).

The spelling of 2001012200211 in words is "two trillion, one billion, twelve million, two hundred thousand, two hundred eleven".

Divisors: 1 3 20563 61689 32437099 97311297 667004066737 2001012200211