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10201122211 = 71976700167
BaseRepresentation
bin10011000000000100…
…01100010110100011
3222022221012200221011
421200002030112203
5131342441402321
64404125241351
7510536052040
oct114002142643
928287180834
1010201122211
1143652a4115
121b88403257
13c675784b7
146cab581c7
153ea889ae1
hex26008c5a3

10201122211 has 8 divisors (see below), whose sum is σ = 12272026880. Its totient is φ = 8283617928.

The previous prime is 10201122203. The next prime is 10201122233. The reversal of 10201122211 is 11222110201.

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 10201122211 - 23 = 10201122203 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10201122191 and 10201122200.

It is not an unprimeable number, because it can be changed into a prime (10201122011) 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, 38349951 + ... + 38350216.

It is an arithmetic number, because the mean of its divisors is an integer number (1534003360).

Almost surely, 210201122211 is an apocalyptic number.

10201122211 is a deficient number, since it is larger than the sum of its proper divisors (2070904669).

10201122211 is an equidigital number, since it uses as much as digits as its factorization.

10201122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76700193.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10201122211 its reverse (11222110201), we get a palindrome (21423232412).

The spelling of 10201122211 in words is "ten billion, two hundred one million, one hundred twenty-two thousand, two hundred eleven".

Divisors: 1 7 19 133 76700167 536901169 1457303173 10201122211