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10211010001 = 194513119083
BaseRepresentation
bin10011000001001111…
…11010010111010001
3222100121211001102121
421200213322113101
5131403004310001
64405121214241
7511016103313
oct114047722721
928317731377
1010211010001
11436a937a45
121b8b791381
13c6962ac6a
146cc1ad7b3
153eb68e6a1
hex2609fa5d1

10211010001 has 8 divisors (see below), whose sum is σ = 10750903520. Its totient is φ = 9671363712.

The previous prime is 10211009993. The next prime is 10211010013. The reversal of 10211010001 is 10001011201.

10211010001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10211010001 - 23 = 10211009993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10211010301) 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, 26206 + ... + 145288.

It is an arithmetic number, because the mean of its divisors is an integer number (1343862940).

Almost surely, 210211010001 is an apocalyptic number.

It is an amenable number.

10211010001 is a deficient number, since it is larger than the sum of its proper divisors (539893519).

10211010001 is a wasteful number, since it uses less digits than its factorization.

10211010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123615.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 10211010001 its reverse (10001011201), we get a palindrome (20212021202).

The spelling of 10211010001 in words is "ten billion, two hundred eleven million, ten thousand, one".

Divisors: 1 19 4513 85747 119083 2262577 537421579 10211010001