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2010220220220 = 2235231456681319
BaseRepresentation
bin11101010000001010011…
…101100100111100111100
321010011201200222211102220
4131100022131210330330
5230413412334021340
64135252111445340
7265143062641332
oct35201235447474
97104650884386
102010220220220
117055909a9583
12285716826850
13117741a68564
146d41bd79b52
153745538aed0
hex1d40a764f3c

2010220220220 has 48 divisors (see below), whose sum is σ = 5873339082240. Its totient is φ = 512751823936.

The previous prime is 2010220220219. The next prime is 2010220220269. The reversal of 2010220220220 is 220220220102.

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 2010220220220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 728339280 + ... + 728342039.

It is an arithmetic number, because the mean of its divisors is an integer number (122361230880).

Almost surely, 22010220220220 is an apocalyptic number.

2010220220220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2010220220220 is an abundant number, since it is smaller than the sum of its proper divisors (3863118862020).

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

2010220220220 is a wasteful number, since it uses less digits than its factorization.

2010220220220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456681354 (or 1456681352 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 2010220220220 its reverse (220220220102), we get a palindrome (2230440440322).

The spelling of 2010220220220 in words is "two trillion, ten billion, two hundred twenty million, two hundred twenty thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 23 30 46 60 69 92 115 138 230 276 345 460 690 1380 1456681319 2913362638 4370043957 5826725276 7283406595 8740087914 14566813190 17480175828 21850219785 29133626380 33503670337 43700439570 67007340674 87400879140 100511011011 134014681348 167518351685 201022022022 335036703370 402044044044 502555055055 670073406740 1005110110110 2010220220220