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2002212201 = 311160137897
BaseRepresentation
bin111011101010111…
…0101010101101001
312011112111220210110
41313111311111221
513100031242301
6530402204533
7100421344233
oct16725652551
95145456713
102002212201
11938218730
1247a653749
1325ba70262
1414dcb3253
15bab9d0d6
hex77575569

2002212201 has 16 divisors (see below), whose sum is σ = 2914204608. Its totient is φ = 1212672000.

The previous prime is 2002212193. The next prime is 2002212239. The reversal of 2002212201 is 1022122002.

It is not a de Polignac number, because 2002212201 - 23 = 2002212193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2002212241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33885 + ... + 71781.

It is an arithmetic number, because the mean of its divisors is an integer number (182137788).

Almost surely, 22002212201 is an apocalyptic number.

It is an amenable number.

2002212201 is a deficient number, since it is larger than the sum of its proper divisors (911992407).

2002212201 is a wasteful number, since it uses less digits than its factorization.

2002212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39512.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2002212201 is about 44746.0858735152. The cubic root of 2002212201 is about 1260.3854118277.

Adding to 2002212201 its reverse (1022122002), we get a palindrome (3024334203).

It can be divided in two parts, 20022 and 12201, that added together give a palindrome (32223).

The spelling of 2002212201 in words is "two billion, two million, two hundred twelve thousand, two hundred one".

Divisors: 1 3 11 33 1601 4803 17611 37897 52833 113691 416867 1250601 60673097 182019291 667404067 2002212201