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12011201201202 = 2374756983106781
BaseRepresentation
bin1010111011001001001101…
…1000011000010000110010
31120112021000021010002012020
42232302103120120100302
53033242420001414302
641313511502412310
72346531522444540
oct256622330302062
946467007102166
1012011201201202
113910a15a46085
12141ba26b91096
136918612021a8
142d74b94a4d90
1515c68b4a4ebc
hexaec93618432

12011201201202 has 64 divisors (see below), whose sum is σ = 28039060168704. Its totient is φ = 3358664953920.

The previous prime is 12011201201201. The next prime is 12011201201267. The reversal of 12011201201202 is 20210210211021.

It is not an unprimeable number, because it can be changed into a prime (12011201201201) 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 31 ways as a sum of consecutive naturals, for example, 112431052 + ... + 112537832.

It is an arithmetic number, because the mean of its divisors is an integer number (438110315136).

Almost surely, 212011201201202 is an apocalyptic number.

12011201201202 is an abundant number, since it is smaller than the sum of its proper divisors (16027858967502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12011201201202 is a wasteful number, since it uses less digits than its factorization.

12011201201202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163823.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12011201201202 its reverse (20210210211021), we get a palindrome (32221411412223).

The spelling of 12011201201202 in words is "twelve trillion, eleven billion, two hundred one million, two hundred one thousand, two hundred two".

Divisors: 1 2 3 6 7 14 21 42 47 94 141 282 329 658 987 1974 56983 106781 113966 170949 213562 320343 341898 398881 640686 747467 797762 1196643 1494934 2242401 2393286 2678201 4484802 5018707 5356402 8034603 10037414 15056121 16069206 18747407 30112242 35130949 37494814 56242221 70261898 105392847 112484442 210785694 6084701723 12169403446 18254105169 36508210338 42592912061 85185824122 127778736183 255557472366 285980980981 571961961962 857942942943 1715885885886 2001866866867 4003733733734 6005600600601 12011201201202