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BaseRepresentation
bin1100110101110101100…
…10010000001111111011
31120011212102000122201212
412122322302100033323
524212104410300443
6534405512233335
743606565343446
oct6327262201773
91504772018655
10441220400123
11160136460088
127161799b84b
13327b74a8649
14174d889065d
15b7255ea618
hex66bac903fb

441220400123 has 16 divisors (see below), whose sum is σ = 468328124160. Its totient is φ = 414945244800.

The previous prime is 441220400107. The next prime is 441220400221. The reversal of 441220400123 is 321004022144.

It is a cyclic number.

It is not a de Polignac number, because 441220400123 - 24 = 441220400107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441220400623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 718853 + ... + 1182873.

It is an arithmetic number, because the mean of its divisors is an integer number (29270507760).

Almost surely, 2441220400123 is an apocalyptic number.

441220400123 is a deficient number, since it is larger than the sum of its proper divisors (27107724037).

441220400123 is a wasteful number, since it uses less digits than its factorization.

441220400123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464918.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 441220400123 its reverse (321004022144), we get a palindrome (762224422267).

The spelling of 441220400123 in words is "four hundred forty-one billion, two hundred twenty million, four hundred thousand, one hundred twenty-three".