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10221010441 = 79351736787
BaseRepresentation
bin10011000010011100…
…00011111000001001
3222101022122010110021
421201032003320021
5131413034313231
64410115420441
7511200104155
oct114116037011
928338563407
1010221010441
114375548474
121b92bb4721
13c6b71ca95
146cd654065
153ec4b7811
hex261383e09

10221010441 has 8 divisors (see below), whose sum is σ = 10353614720. Its totient is φ = 10088486928.

The previous prime is 10221010439. The next prime is 10221010447. The reversal of 10221010441 is 14401012201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10221010441 - 21 = 10221010439 is a prime.

It is a super-3 number, since 3×102210104413 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10221010447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259450 + ... + 296236.

It is an arithmetic number, because the mean of its divisors is an integer number (1294201840).

Almost surely, 210221010441 is an apocalyptic number.

It is an amenable number.

10221010441 is a deficient number, since it is larger than the sum of its proper divisors (132604279).

10221010441 is an equidigital number, since it uses as much as digits as its factorization.

10221010441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40383.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10221010441 its reverse (14401012201), we get a palindrome (24622022642).

The spelling of 10221010441 in words is "ten billion, two hundred twenty-one million, ten thousand, four hundred forty-one".

Divisors: 1 79 3517 36787 277843 2906173 129379879 10221010441