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12200201220210 = 235821495339067
BaseRepresentation
bin1011000110001001010010…
…1010001111000001110010
31121012022211222222211112020
42301202110222033001302
53044342003003021320
641540410045012310
72366302234215243
oct261422452170162
947168758884466
1012200201220210
1139840925917a3
121450592854096
136a6621602573
143026c86bccca
1516254dd90940
hexb1894a8f072

12200201220210 has 32 divisors (see below), whose sum is σ = 29316147400512. Its totient is φ = 3249424272960.

The previous prime is 12200201220161. The next prime is 12200201220217. The reversal of 12200201220210 is 1202210200221.

It is a super-2 number, since 2×122002012202102 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12200201220210.

It is not an unprimeable number, because it can be changed into a prime (12200201220217) 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, 247644904 + ... + 247694163.

It is an arithmetic number, because the mean of its divisors is an integer number (916129606266).

Almost surely, 212200201220210 is an apocalyptic number.

12200201220210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12200201220210 is an abundant number, since it is smaller than the sum of its proper divisors (17115946180302).

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

12200201220210 is a wasteful number, since it uses less digits than its factorization.

12200201220210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495339898.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12200201220210 its reverse (1202210200221), we get a palindrome (13402411420431).

The spelling of 12200201220210 in words is "twelve trillion, two hundred billion, two hundred one million, two hundred twenty thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 821 1642 2463 4105 4926 8210 12315 24630 495339067 990678134 1486017201 2476695335 2972034402 4953390670 7430086005 14860172010 406673374007 813346748014 1220020122021 2033366870035 2440040244042 4066733740070 6100100610105 12200201220210