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2200212010121 = 7130988901551
BaseRepresentation
bin100000000001000110110…
…110101111010010001001
321210100010120001202200012
4200001012312233102021
5242022013233310441
64402432523121305
7314650206340256
oct40010666572211
97710116052605
102200212010121
11779117358364
122b64ba673235
1312c62c784308
14786c2b9c42d
153c374d7e9eb
hex20046daf489

2200212010121 has 4 divisors (see below), whose sum is σ = 2231200911744. Its totient is φ = 2169223108500.

The previous prime is 2200212010103. The next prime is 2200212010123. The reversal of 2200212010121 is 1210102120022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2200212010121 - 210 = 2200212009097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2200212010096 and 2200212010105.

It is not an unprimeable number, because it can be changed into a prime (2200212010123) 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 3 ways as a sum of consecutive naturals, for example, 15494450705 + ... + 15494450846.

It is an arithmetic number, because the mean of its divisors is an integer number (557800227936).

Almost surely, 22200212010121 is an apocalyptic number.

It is an amenable number.

2200212010121 is a deficient number, since it is larger than the sum of its proper divisors (30988901623).

2200212010121 is an equidigital number, since it uses as much as digits as its factorization.

2200212010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30988901622.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2200212010121 its reverse (1210102120022), we get a palindrome (3410314130143).

The spelling of 2200212010121 in words is "two trillion, two hundred billion, two hundred twelve million, ten thousand, one hundred twenty-one".

Divisors: 1 71 30988901551 2200212010121