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2202102220020 = 2235339311081657
BaseRepresentation
bin100000000010110111100…
…001010100010011110100
321210112000021211101012020
4200002313201110103310
5242034401132020040
64403344244553140
7315045101013303
oct40026741242364
97715007741166
102202102220020
117799a7326aaa
122b69476b27b0
1312c87126aa01
1478821c3843a
153c435ca6cd0
hex200b78544f4

2202102220020 has 48 divisors (see below), whose sum is σ = 6166073635008. Its totient is φ = 587209409280.

The previous prime is 2202102219991. The next prime is 2202102220033. The reversal of 2202102220020 is 200222012022.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1495032 + ... + 2576688.

It is an arithmetic number, because the mean of its divisors is an integer number (128459867396).

Almost surely, 22202102220020 is an apocalyptic number.

2202102220020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2202102220020 is an abundant number, since it is smaller than the sum of its proper divisors (3963971414988).

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

2202102220020 is a wasteful number, since it uses less digits than its factorization.

2202102220020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115600 (or 1115598 counting only the distinct ones).

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

Adding to 2202102220020 its reverse (200222012022), we get a palindrome (2402324232042).

The spelling of 2202102220020 in words is "two trillion, two hundred two billion, one hundred two million, two hundred twenty thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 33931 67862 101793 135724 169655 203586 339310 407172 508965 678620 1017930 1081657 2035860 2163314 3244971 4326628 5408285 6489942 10816570 12979884 16224855 21633140 32449710 64899420 36701703667 73403407334 110105111001 146806814668 183508518335 220210222002 367017036670 440420444004 550525555005 734034073340 1101051110010 2202102220020