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12112202002200 = 23352229701125753
BaseRepresentation
bin1011000001000001011101…
…1111110110111100011000
31120212220201011221101022120
42300100113133312330120
53041421242203032300
641432134020221240
72360035441211316
oct260202737667430
946786634841276
1012112202002200
11394a8352a1843
121437513b3a820
1369b23916c571
142dc33b4010b6
151600ed4cd3a0
hexb04177f6f18

12112202002200 has 192 divisors, whose sum is σ = 37765887962400. Its totient is φ = 3211203072000.

The previous prime is 12112202002193. The next prime is 12112202002231. The reversal of 12112202002200 is 220020221121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12112202002200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 96254524 + ... + 96380276.

Almost surely, 212112202002200 is an apocalyptic number.

12112202002200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12112202002200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18882943981200).

12112202002200 is an abundant number, since it is smaller than the sum of its proper divisors (25653685960200).

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

12112202002200 is a wasteful number, since it uses less digits than its factorization.

12112202002200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126702 (or 126693 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12112202002200 its reverse (220020221121), we get a palindrome (12332222223321).

The spelling of 12112202002200 in words is "twelve trillion, one hundred twelve billion, two hundred two million, two thousand, two hundred".