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12200002010020 = 22511173262032623
BaseRepresentation
bin1011000110001000100011…
…0010010011101110100100
31121012022100010010220112001
42301202020302103232210
53044341101003310040
641540334211135044
72366264265030436
oct261421062235644
947168303126461
1012200002010020
113983aa0099180
121450537ba4484
136a65bc263906
143026aa064656
1516253b64059a
hexb1888c93ba4

12200002010020 has 48 divisors (see below), whose sum is σ = 29593159964928. Its totient is φ = 4175401756160.

The previous prime is 12200002009981. The next prime is 12200002010033. The reversal of 12200002010020 is 2001020000221.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 12200002009979 and 12200002010006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1631012572 + ... + 1631020051.

It is an arithmetic number, because the mean of its divisors is an integer number (616524165936).

Almost surely, 212200002010020 is an apocalyptic number.

12200002010020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12200002010020 is an abundant number, since it is smaller than the sum of its proper divisors (17393157954908).

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

12200002010020 is a wasteful number, since it uses less digits than its factorization.

12200002010020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3262032660 (or 3262032658 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 12200002010020 its reverse (2001020000221), we get a palindrome (14201022010241).

The spelling of 12200002010020 in words is "twelve trillion, two hundred billion, two million, ten thousand, twenty".

Divisors: 1 2 4 5 10 11 17 20 22 34 44 55 68 85 110 170 187 220 340 374 748 935 1870 3740 3262032623 6524065246 13048130492 16310163115 32620326230 35882358853 55454554591 65240652460 71764717706 110909109182 143529435412 179411794265 221818218364 277272772955 358823588530 554545545910 610000100501 717647177060 1109091091820 1220000201002 2440000402004 3050000502505 6100001005010 12200002010020