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10222131123 = 33378597449
BaseRepresentation
bin10011000010100100…
…10101011110110011
3222101101202001202000
421201102111132303
5131413331143443
64410155425043
7511212452361
oct114122253663
928341661660
1010222131123
114376143456
121b93455183
13c6ba22bc9
146cd866631
153ec6398d3
hex2614957b3

10222131123 has 8 divisors (see below), whose sum is σ = 15143898000. Its totient is φ = 6814754064.

The previous prime is 10222131121. The next prime is 10222131151. The reversal of 10222131123 is 32113122201.

10222131123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10222131123 - 21 = 10222131121 is a prime.

It is a super-2 number, since 2×102221311232 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10222131096 and 10222131105.

It is not an unprimeable number, because it can be changed into a prime (10222131121) 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 7 ways as a sum of consecutive naturals, for example, 189298698 + ... + 189298751.

It is an arithmetic number, because the mean of its divisors is an integer number (1892987250).

Almost surely, 210222131123 is an apocalyptic number.

10222131123 is a deficient number, since it is larger than the sum of its proper divisors (4921766877).

10222131123 is an equidigital number, since it uses as much as digits as its factorization.

10222131123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378597458 (or 378597452 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 10222131123 its reverse (32113122201), we get a palindrome (42335253324).

The spelling of 10222131123 in words is "ten billion, two hundred twenty-two million, one hundred thirty-one thousand, one hundred twenty-three".

Divisors: 1 3 9 27 378597449 1135792347 3407377041 10222131123