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12022210200020 = 225601110510001
BaseRepresentation
bin1010111011110010001110…
…0100011000000111010100
31120120022102111111011111012
42232330203210120013110
53033432441302400040
641322532131431352
72350401401420156
oct256744344300724
946508374434435
1012022210200020
11391565526a909
121421b99a55558
136928c6c5a787
142d7c41638ad6
1515cad2c20865
hexaef239181d4

12022210200020 has 12 divisors (see below), whose sum is σ = 25246641420084. Its totient is φ = 4808884080000.

The previous prime is 12022210199983. The next prime is 12022210200031. The reversal of 12022210200020 is 2000201222021.

It can be written as a sum of positive squares in 2 ways, for example, as 3918554857156 + 8103655342864 = 1979534^2 + 2846692^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12022210199968 and 12022210200004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300555254981 + ... + 300555255020.

It is an arithmetic number, because the mean of its divisors is an integer number (2103886785007).

Almost surely, 212022210200020 is an apocalyptic number.

12022210200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12022210200020 is an abundant number, since it is smaller than the sum of its proper divisors (13224431220064).

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

12022210200020 is a wasteful number, since it uses less digits than its factorization.

12022210200020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601110510010 (or 601110510008 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 12022210200020 its reverse (2000201222021), we get a palindrome (14022411422041).

The spelling of 12022210200020 in words is "twelve trillion, twenty-two billion, two hundred ten million, two hundred thousand, twenty".

Divisors: 1 2 4 5 10 20 601110510001 1202221020002 2404442040004 3005552550005 6011105100010 12022210200020