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11221222301101 = 181112954912049
BaseRepresentation
bin1010001101001010010011…
…1110000001110110101101
31110201201221021102221221201
42203102210332001312231
52432322030402113401
635510543001125501
72235464230544311
oct243224476016655
943651837387851
1011221222301101
1136369914a802a
1213128b8789891
1363520641cc37
142ab177dd5b41
15146d52d3cb01
hexa34a4f81dad

11221222301101 has 8 divisors (see below), whose sum is σ = 11293212203000. Its totient is φ = 11149342225920.

The previous prime is 11221222301057. The next prime is 11221222301111. The reversal of 11221222301101 is 10110322212211.

11221222301101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 323954488900 + 10897267812201 = 569170^2 + 3301101^2 .

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 11221222301101 - 213 = 11221222292909 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 (11221222301111) 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, 27251676 + ... + 27660373.

It is an arithmetic number, because the mean of its divisors is an integer number (1411651525375).

Almost surely, 211221222301101 is an apocalyptic number.

It is an amenable number.

11221222301101 is a deficient number, since it is larger than the sum of its proper divisors (71989901899).

11221222301101 is a wasteful number, since it uses less digits than its factorization.

11221222301101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54913359.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11221222301101 its reverse (10110322212211), we get a palindrome (21331544513312).

The spelling of 11221222301101 in words is "eleven trillion, two hundred twenty-one billion, two hundred twenty-two million, three hundred one thousand, one hundred one".

Divisors: 1 181 1129 204349 54912049 9939080869 61995703321 11221222301101