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214211042011 = 1940927565441
BaseRepresentation
bin1100011101111111111…
…0010001101011011011
3202110220201212102021201
43013133332101223123
512002201011321021
6242223542015031
721322230546241
oct3073776215333
9673821772251
10214211042011
118293460441a
1235622a17477
131727a580285
14a521612791
15588ad93591
hex31dff91adb

214211042011 has 8 divisors (see below), whose sum is σ = 226036624400. Its totient is φ = 202440591360.

The previous prime is 214211041999. The next prime is 214211042029. The reversal of 214211042011 is 110240112412.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 214211042011 - 217 = 214210910939 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 214211042011.

It is not an unprimeable number, because it can be changed into a prime (214211040011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13774950 + ... + 13790491.

It is an arithmetic number, because the mean of its divisors is an integer number (28254578050).

Almost surely, 2214211042011 is an apocalyptic number.

214211042011 is a deficient number, since it is larger than the sum of its proper divisors (11825582389).

214211042011 is a wasteful number, since it uses less digits than its factorization.

214211042011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27565869.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 214211042011 its reverse (110240112412), we get a palindrome (324451154423).

The spelling of 214211042011 in words is "two hundred fourteen billion, two hundred eleven million, forty-two thousand, eleven".

Divisors: 1 19 409 7771 27565441 523743379 11274265369 214211042011