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10011201110221 = 28793477318899
BaseRepresentation
bin1001000110101110101000…
…0101100000000011001101
31022110001122211002121102111
42101223222011200003031
52303010414441011341
633143025435424021
72052166616250313
oct221535205400315
938401584077374
1010011201110221
11320a7aa042a03
1211582a2bb5011
1357808a9385ac
1426878a9d00b3
151256334aa681
hex91aea1600cd

10011201110221 has 4 divisors (see below), whose sum is σ = 10014678432000. Its totient is φ = 10007723788444.

The previous prime is 10011201110203. The next prime is 10011201110233. The reversal of 10011201110221 is 12201110211001.

It is a happy number.

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 10011201110221 - 225 = 10011167555789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10011201110621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1738656571 + ... + 1738662328.

It is an arithmetic number, because the mean of its divisors is an integer number (2503669608000).

Almost surely, 210011201110221 is an apocalyptic number.

It is an amenable number.

10011201110221 is a deficient number, since it is larger than the sum of its proper divisors (3477321779).

10011201110221 is an equidigital number, since it uses as much as digits as its factorization.

10011201110221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3477321778.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10011201110221 its reverse (12201110211001), we get a palindrome (22212311321222).

The spelling of 10011201110221 in words is "ten trillion, eleven billion, two hundred one million, one hundred ten thousand, two hundred twenty-one".

Divisors: 1 2879 3477318899 10011201110221