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220122041 = 317100711
BaseRepresentation
bin11010001111011…
…00101110111001
3120100012100200012
431013230232321
5422322401131
633501551305
75312002136
oct1507545671
9510170605
10220122041
11103286a47
1261875535
13367b1139
142133d58d
15144d152b
hexd1ecbb9

220122041 has 4 divisors (see below), whose sum is σ = 227222784. Its totient is φ = 213021300.

The previous prime is 220122017. The next prime is 220122043. The reversal of 220122041 is 140221022.

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 220122041 - 214 = 220105657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220122043) 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 3 ways as a sum of consecutive naturals, for example, 3550325 + ... + 3550386.

It is an arithmetic number, because the mean of its divisors is an integer number (56805696).

Almost surely, 2220122041 is an apocalyptic number.

It is an amenable number.

220122041 is a deficient number, since it is larger than the sum of its proper divisors (7100743).

220122041 is an equidigital number, since it uses as much as digits as its factorization.

220122041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7100742.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 220122041 is about 14836.5104050784. The cubic root of 220122041 is about 603.7926800783.

Adding to 220122041 its reverse (140221022), we get a palindrome (360343063).

It can be divided in two parts, 2201 and 22041, that added together give a palindrome (24242).

The spelling of 220122041 in words is "two hundred twenty million, one hundred twenty-two thousand, forty-one".

Divisors: 1 31 7100711 220122041