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2012211000010 = 25269748033829
BaseRepresentation
bin11101010010000001000…
…111110011001011001010
321010100212102222220220201
4131102001013303023022
5230432002004000020
64140221425042414
7265243315202131
oct35220107631312
97110772886821
102012211000010
11706412718932
12285b9148640a
1311799b334c73
146d56a514918
153752002ba0a
hex1d4811f32ca

2012211000010 has 16 divisors (see below), whose sum is σ = 3635444413800. Its totient is φ = 801892263616.

The previous prime is 2012211000001. The next prime is 2012211000017. The reversal of 2012211000010 is 100001122102.

It can be written as a sum of positive squares in 4 ways, for example, as 1391104661401 + 621106338609 = 1179451^2 + 788103^2 .

It is a super-2 number, since 2×20122110000102 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (2012211000017) 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 7 ways as a sum of consecutive naturals, for example, 374014225 + ... + 374019604.

Almost surely, 22012211000010 is an apocalyptic number.

2012211000010 is a deficient number, since it is larger than the sum of its proper divisors (1623233413790).

2012211000010 is a wasteful number, since it uses less digits than its factorization.

2012211000010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748034105.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2012211000010 its reverse (100001122102), we get a palindrome (2112212122112).

The spelling of 2012211000010 in words is "two trillion, twelve billion, two hundred eleven million, ten", and thus it is an aban number.

Divisors: 1 2 5 10 269 538 1345 2690 748033829 1496067658 3740169145 7480338290 201221100001 402442200002 1006105500005 2012211000010