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2210010002000 = 24531105005001
BaseRepresentation
bin100000001010001110110…
…111000111001001010000
321211021102101201022202022
4200022032313013021100
5242202100030031000
64411133052111012
7315445052032253
oct40121667071120
97737371638668
102210010002000
11782295038709
122b8393a65468
13130531663448
1478d7217909a
153c74a138585
hex2028edc7250

2210010002000 has 40 divisors (see below), whose sum is σ = 5343804189672. Its totient is φ = 884004000000.

The previous prime is 2210010001957. The next prime is 2210010002003. The reversal of 2210010002000 is 2000100122.

It can be written as a sum of positive squares in 4 ways, for example, as 7647152704 + 2202362849296 = 87448^2 + 1484036^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210010002003) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 552500501 + ... + 552504500.

Almost surely, 22210010002000 is an apocalyptic number.

2210010002000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2210010002000 is an abundant number, since it is smaller than the sum of its proper divisors (3133794187672).

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

2210010002000 is a wasteful number, since it uses less digits than its factorization.

2210010002000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105005024 (or 1105005008 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 2210010002000 its reverse (2000100122), we get a palindrome (2212010102122).

The spelling of 2210010002000 in words is "two trillion, two hundred ten billion, ten million, two thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 1000 2000 1105005001 2210010002 4420020004 5525025005 8840040008 11050050010 17680080016 22100100020 27625125025 44200200040 55250250050 88400400080 110500500100 138125625125 221001000200 276251250250 442002000400 552502500500 1105005001000 2210010002000