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10223220012 = 2232929377069
BaseRepresentation
bin10011000010101100…
…11111010100101100
3222101110210101102020
421201112133110230
5131414121020022
64410235030140
7511224636105
oct114126372454
928343711366
1010223220012
114376817565
121b9389b350
13c6c014715
146cda6b3ac
153ec7a235c
hex26159f52c

10223220012 has 24 divisors (see below), whose sum is σ = 24676738800. Its totient is φ = 3290231616.

The previous prime is 10223220001. The next prime is 10223220013. The reversal of 10223220012 is 21002232201.

It is a happy number.

10223220012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10223219973 and 10223220000.

It is not an unprimeable number, because it can be changed into a prime (10223220013) 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, 14688187 + ... + 14688882.

It is an arithmetic number, because the mean of its divisors is an integer number (1028197450).

Almost surely, 210223220012 is an apocalyptic number.

10223220012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10223220012 is an abundant number, since it is smaller than the sum of its proper divisors (14453518788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10223220012 is a wasteful number, since it uses less digits than its factorization.

10223220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29377105 (or 29377103 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 10223220012 its reverse (21002232201), we get a palindrome (31225452213).

The spelling of 10223220012 in words is "ten billion, two hundred twenty-three million, two hundred twenty thousand, twelve".

Divisors: 1 2 3 4 6 12 29 58 87 116 174 348 29377069 58754138 88131207 117508276 176262414 352524828 851935001 1703870002 2555805003 3407740004 5111610006 10223220012