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20002010211 = 332812636353
BaseRepresentation
bin10010101000001101…
…100111010001100011
31220121222022101202000
4102220031213101203
5311431003311321
613104440255043
71305445165401
oct225015472143
956558271660
1020002010211
118534682357
123a62771483
131b69c2c901
14d7a68a471
157c1016826
hex4a8367463

20002010211 has 16 divisors (see below), whose sum is σ = 29738073120. Its totient is φ = 13287214080.

The previous prime is 20002010183. The next prime is 20002010279. The reversal of 20002010211 is 11201020002.

It is not a de Polignac number, because 20002010211 - 211 = 20002008163 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 20002010193 and 20002010202.

It is not an unprimeable number, because it can be changed into a prime (20002010291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1310590 + ... + 1325763.

It is an arithmetic number, because the mean of its divisors is an integer number (1858629570).

Almost surely, 220002010211 is an apocalyptic number.

20002010211 is a deficient number, since it is larger than the sum of its proper divisors (9736062909).

20002010211 is a wasteful number, since it uses less digits than its factorization.

20002010211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2636643 (or 2636637 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 20002010211 its reverse (11201020002), we get a palindrome (31203030213).

The spelling of 20002010211 in words is "twenty billion, two million, ten thousand, two hundred eleven".

Divisors: 1 3 9 27 281 843 2529 7587 2636353 7909059 23727177 71181531 740815193 2222445579 6667336737 20002010211