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122224441 = 1771131773
BaseRepresentation
bin1110100100011…
…11111100111001
322111222122102011
413102033330321
5222242140231
620043405521
73012614323
oct722177471
9274878364
10122224441
1162aa1039
1234b238a1
131c425571
1412338613
15aae49b1
hex748ff39

122224441 has 16 divisors (see below), whose sum is σ = 132409728. Its totient is φ = 112403200.

The previous prime is 122224439. The next prime is 122224457. The reversal of 122224441 is 144422221.

It is a cyclic number.

It is not a de Polignac number, because 122224441 - 21 = 122224439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122224471) 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 15 ways as a sum of consecutive naturals, for example, 157731 + ... + 158503.

It is an arithmetic number, because the mean of its divisors is an integer number (8275608).

Almost surely, 2122224441 is an apocalyptic number.

It is an amenable number.

122224441 is a deficient number, since it is larger than the sum of its proper divisors (10185287).

122224441 is a wasteful number, since it uses less digits than its factorization.

122224441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992.

The product of its digits is 1024, while the sum is 22.

The square root of 122224441 is about 11055.5163153966. The cubic root of 122224441 is about 496.2715206592.

Adding to 122224441 its reverse (144422221), we get a palindrome (266646662).

The spelling of 122224441 in words is "one hundred twenty-two million, two hundred twenty-four thousand, four hundred forty-one".

Divisors: 1 17 71 131 773 1207 2227 9301 13141 54883 101263 158117 933011 1721471 7189673 122224441