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12010201220212 = 22131405716430633
BaseRepresentation
bin1010111011000101011111…
…0001110000010001110100
31120112011102120110210011021
42232301113301300101310
53033233343003021322
641313224341350524
72346464660653216
oct256612761602164
946464376423137
1012010201220212
113910552535608
12141b7a8108444
13691731ca0870
142d74227605b6
1515c62d7c94c7
hexaec57c70474

12010201220212 has 24 divisors (see below), whose sum is σ = 22636221571656. Its totient is φ = 5542775121408.

The previous prime is 12010201220201. The next prime is 12010201220261. The reversal of 12010201220212 is 21202210201021.

It is a happy number.

12010201220212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1054922084836 + 10955279135376 = 1027094^2 + 3309876^2 .

It is a congruent number.

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, 7484353 + ... + 8946280.

It is an arithmetic number, because the mean of its divisors is an integer number (943175898819).

Almost surely, 212010201220212 is an apocalyptic number.

It is an amenable number.

12010201220212 is a deficient number, since it is larger than the sum of its proper divisors (10626020351444).

12010201220212 is a wasteful number, since it uses less digits than its factorization.

12010201220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16444707 (or 16444705 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12010201220212 its reverse (21202210201021), we get a palindrome (33212411421233).

The spelling of 12010201220212 in words is "twelve trillion, ten billion, two hundred one million, two hundred twenty thousand, two hundred twelve".

Divisors: 1 2 4 13 26 52 14057 28114 56228 182741 365482 730964 16430633 32861266 65722532 213598229 427196458 854392916 230965408081 461930816162 923861632324 3002550305053 6005100610106 12010201220212