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2010230221 = 28358712101
BaseRepresentation
bin111011111010001…
…1010110111001101
312012002121021110011
41313310122313031
513104104331341
6531250113221
7100546450336
oct16764326715
95162537404
102010230221
119417a479a
1248127b811
1326061994c
14150d9d28d
15bb733b81
hex77d1adcd

2010230221 has 8 divisors (see below), whose sum is σ = 2020937184. Its totient is φ = 1999549200.

The previous prime is 2010230179. The next prime is 2010230227. The reversal of 2010230221 is 1220320102.

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 2010230221 - 227 = 1876012493 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 (2010230227) 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, 160071 + ... + 172171.

It is an arithmetic number, because the mean of its divisors is an integer number (252617148).

Almost surely, 22010230221 is an apocalyptic number.

It is an amenable number.

2010230221 is a deficient number, since it is larger than the sum of its proper divisors (10706963).

2010230221 is a wasteful number, since it uses less digits than its factorization.

2010230221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12971.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2010230221 is about 44835.5910075913. The cubic root of 2010230221 is about 1262.0656092851.

Adding to 2010230221 its reverse (1220320102), we get a palindrome (3230550323).

The spelling of 2010230221 in words is "two billion, ten million, two hundred thirty thousand, two hundred twenty-one".

Divisors: 1 283 587 12101 166121 3424583 7103287 2010230221