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2012031201200 = 245210993457571
BaseRepresentation
bin11101010001110110011…
…001111010111110110000
321010100101220200012022112
4131101312121322332300
5230431114441414300
64140151523224452
7265236003012266
oct35216631727660
97110356605275
102012031201200
11706330183379
12285b41218128
13117970001837
146d5506b0436
153750e362e35
hex1d47667afb0

2012031201200 has 60 divisors (see below), whose sum is σ = 4834355251848. Its totient is φ = 804737510400.

The previous prime is 2012031201199. The next prime is 2012031201251. The reversal of 2012031201200 is 21021302102.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4168415 + ... + 4625985.

Almost surely, 22012031201200 is an apocalyptic number.

2012031201200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012031201200 is an abundant number, since it is smaller than the sum of its proper divisors (2822324050648).

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

2012031201200 is a wasteful number, since it uses less digits than its factorization.

2012031201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468582 (or 468571 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2012031201200 its reverse (21021302102), we get a palindrome (2033052503302).

The spelling of 2012031201200 in words is "two trillion, twelve billion, thirty-one million, two hundred one thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 10993 21986 43972 54965 87944 109930 175888 219860 274825 439720 457571 549650 879440 915142 1099300 1830284 2198600 2287855 3660568 4397200 4575710 7321136 9151420 11439275 18302840 22878550 36605680 45757100 91514200 183028400 5030078003 10060156006 20120312012 25150390015 40240624024 50300780030 80481248048 100601560060 125751950075 201203120120 251503900150 402406240240 503007800300 1006015600600 2012031201200