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2011121200210 = 2543263130113669
BaseRepresentation
bin11101010001000000001…
…010100010110001010010
321010021001111100100122011
4131101000022202301102
5230422234011401320
64135521334533134
7265204313101213
oct35210012426122
97107044310564
102011121200210
11705a03540141
122859285071aa
13117856616005
146d4a58ad40a
15374a950d05a
hex1d4402a2c52

2011121200210 has 64 divisors (see below), whose sum is σ = 3721419313920. Its totient is φ = 782093894400.

The previous prime is 2011121200201. The next prime is 2011121200213. The reversal of 2011121200210 is 120021211102.

It is a super-2 number, since 2×20111212002102 (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2011121200213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147123256 + ... + 147136924.

It is an arithmetic number, because the mean of its divisors is an integer number (58147176780).

Almost surely, 22011121200210 is an apocalyptic number.

2011121200210 is a deficient number, since it is larger than the sum of its proper divisors (1710298113710).

2011121200210 is a wasteful number, since it uses less digits than its factorization.

2011121200210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15283.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2011121200210 its reverse (120021211102), we get a palindrome (2131142411312).

The spelling of 2011121200210 in words is "two trillion, eleven billion, one hundred twenty-one million, two hundred thousand, two hundred ten".

Divisors: 1 2 5 10 43 86 215 263 430 526 1301 1315 2602 2630 6505 11309 13010 13669 22618 27338 55943 56545 68345 111886 113090 136690 279715 342163 559430 587767 684326 1175534 1710815 2938835 3421630 3594947 5877670 7189894 14713009 17783369 17974735 29426018 35566738 35949470 73565045 88916845 147130090 154582721 177833690 309165442 764684867 772913605 1529369734 1545827210 3823424335 4677026047 7646848670 9354052094 23385130235 46770260470 201112120021 402224240042 1005560600105 2011121200210