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12230312202200 = 235261151561011
BaseRepresentation
bin1011000111111001011101…
…1010100000111111011000
31121022012120111010012120102
42301332113122200333120
53100340134410432300
642002310003514532
72401416352305611
oct261762732407730
947265514105512
1012230312202200
113995934438184
121456396988a48
136a940c984981
14303d43776c08
151632125dd0d5
hexb1f976a0fd8

12230312202200 has 24 divisors (see below), whose sum is σ = 28435475870580. Its totient is φ = 4892124880800.

The previous prime is 12230312202187. The next prime is 12230312202223. The reversal of 12230312202200 is 220221303221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30575780306 + ... + 30575780705.

Almost surely, 212230312202200 is an apocalyptic number.

12230312202200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12230312202200 is an abundant number, since it is smaller than the sum of its proper divisors (16205163668380).

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

12230312202200 is a wasteful number, since it uses less digits than its factorization.

12230312202200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61151561027 (or 61151561018 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12230312202200 its reverse (220221303221), we get a palindrome (12450533505421).

The spelling of 12230312202200 in words is "twelve trillion, two hundred thirty billion, three hundred twelve million, two hundred two thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 61151561011 122303122022 244606244044 305757805055 489212488088 611515610110 1223031220220 1528789025275 2446062440440 3057578050550 6115156101100 12230312202200