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220101412 = 22523105211
BaseRepresentation
bin11010001111001…
…11101100100100
3120100011022101011
431013213230210
5422321221122
633501312004
75311555036
oct1507475444
9510138334
10220101412
111032724a3
1261865604
13367a492b
1421335c56
15144ca377
hexd1e7b24

220101412 has 12 divisors (see below), whose sum is σ = 385917616. Its totient is φ = 109839240.

The previous prime is 220101389. The next prime is 220101433. The reversal of 220101412 is 214101022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 220101392 and 220101401.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50514 + ... + 54697.

Almost surely, 2220101412 is an apocalyptic number.

It is an amenable number.

220101412 is a deficient number, since it is larger than the sum of its proper divisors (165816204).

220101412 is a wasteful number, since it uses less digits than its factorization.

220101412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105738 (or 105736 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 220101412 is about 14835.8151781424. The cubic root of 220101412 is about 603.7738177717.

Adding to 220101412 its reverse (214101022), we get a palindrome (434202434).

The spelling of 220101412 in words is "two hundred twenty million, one hundred one thousand, four hundred twelve".

Divisors: 1 2 4 523 1046 2092 105211 210422 420844 55025353 110050706 220101412