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211030330130101 = 239175231744787
BaseRepresentation
bin101111111110111001010011…
…110111010011111010110101
31000200012022011112202222121201
4233332321103313103322311
5210130010104003130401
62024453554553012501
762310303210406336
oct5776712367237265
91020168145688551
10211030330130101
1161271507899989
121b8031126b4131
13909a0c8295081
143a17ccb3bc28d
15195e5b3333b01
hexbfee53dd3eb5

211030330130101 has 4 divisors (see below), whose sum is σ = 220205561874912. Its totient is φ = 201855098385292.

The previous prime is 211030330130093. The next prime is 211030330130141. The reversal of 211030330130101 is 101031033030112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 211030330130101 - 23 = 211030330130093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211030330130141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4587615872371 + ... + 4587615872416.

It is an arithmetic number, because the mean of its divisors is an integer number (55051390468728).

Almost surely, 2211030330130101 is an apocalyptic number.

It is an amenable number.

211030330130101 is a deficient number, since it is larger than the sum of its proper divisors (9175231744811).

211030330130101 is an equidigital number, since it uses as much as digits as its factorization.

211030330130101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9175231744810.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 211030330130101 its reverse (101031033030112), we get a palindrome (312061363160213).

The spelling of 211030330130101 in words is "two hundred eleven trillion, thirty billion, three hundred thirty million, one hundred thirty thousand, one hundred one".

Divisors: 1 23 9175231744787 211030330130101