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3220110121 = 8963359267
BaseRepresentation
bin1011111111101110…
…1111101100101001
322022102012112122211
42333323233230221
523043322010441
61251310045121
7142540325104
oct27773575451
98272175584
103220110121
111402739438
1275a4a97a1
133c4190107
1422794173b
1513ca71a81
hexbfeefb29

3220110121 has 4 divisors (see below), whose sum is σ = 3220478352. Its totient is φ = 3219741892.

The previous prime is 3220110077. The next prime is 3220110133. The reversal of 3220110121 is 1210110223.

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 3220110121 - 29 = 3220109609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3220110181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170671 + ... + 188596.

It is an arithmetic number, because the mean of its divisors is an integer number (805119588).

Almost surely, 23220110121 is an apocalyptic number.

It is an amenable number.

3220110121 is a deficient number, since it is larger than the sum of its proper divisors (368231).

3220110121 is an equidigital number, since it uses as much as digits as its factorization.

3220110121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368230.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 3220110121 is about 56746.0141419642. The cubic root of 3220110121 is about 1476.6930853916.

Adding to 3220110121 its reverse (1210110223), we get a palindrome (4430220344).

The spelling of 3220110121 in words is "three billion, two hundred twenty million, one hundred ten thousand, one hundred twenty-one".

Divisors: 1 8963 359267 3220110121