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2210101202020 = 2251759149109897
BaseRepresentation
bin100000001010010100010…
…011000000110001100100
321211021122202022202122211
4200022110103000301210
5242202241401431040
64411150110533204
7315450240153445
oct40122423006144
97737582282584
102210101202020
11782331569628
122b83ba507204
1313054751565a
1478d803192cc
153c7531508ea
hex202944c0c64

2210101202020 has 48 divisors (see below), whose sum is σ = 4914352825200. Its totient is φ = 832016461824.

The previous prime is 2210101202011. The next prime is 2210101202041. The reversal of 2210101202020 is 202021010122.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 167700078144 + 2042401123876 = 409512^2 + 1429126^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20055712 + ... + 20165608.

It is an arithmetic number, because the mean of its divisors is an integer number (102382350525).

Almost surely, 22210101202020 is an apocalyptic number.

2210101202020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2210101202020 is an abundant number, since it is smaller than the sum of its proper divisors (2704251623180).

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

2210101202020 is a wasteful number, since it uses less digits than its factorization.

2210101202020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169072 (or 169070 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2210101202020 its reverse (202021010122), we get a palindrome (2412122212142).

The spelling of 2210101202020 in words is "two trillion, two hundred ten billion, one hundred one million, two hundred two thousand, twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 59149 109897 118298 219794 236596 295745 439588 549485 591490 1005533 1098970 1182980 1868249 2011066 2197940 3736498 4022132 5027665 7472996 9341245 10055330 18682490 20110660 37364980 6500297653 13000595306 26001190612 32501488265 65002976530 110505060101 130005953060 221010120202 442020240404 552525300505 1105050601010 2210101202020