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12200200210001 = 12919450193811
BaseRepresentation
bin1011000110001001010010…
…0110011000011001010001
31121012022211221002111210002
42301202110212120121101
53044342002223210001
641540410011215345
72366302222510106
oct261422446303121
947168757074702
1012200200210001
113984091a61811
121450592447555
136a662133a7cb
143026c84d8aad
1516254dc4146b
hexb1894998651

12200200210001 has 4 divisors (see below), whose sum is σ = 12209650405104. Its totient is φ = 12190750014900.

The previous prime is 12200200209983. The next prime is 12200200210129. The reversal of 12200200210001 is 10001200200221.

It is a happy number.

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 12200200210001 - 218 = 12200199947857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12200200210201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4725095615 + ... + 4725098196.

It is an arithmetic number, because the mean of its divisors is an integer number (3052412601276).

Almost surely, 212200200210001 is an apocalyptic number.

It is an amenable number.

12200200210001 is a deficient number, since it is larger than the sum of its proper divisors (9450195103).

12200200210001 is an equidigital number, since it uses as much as digits as its factorization.

12200200210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9450195102.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12200200210001 its reverse (10001200200221), we get a palindrome (22201400410222).

The spelling of 12200200210001 in words is "twelve trillion, two hundred billion, two hundred million, two hundred ten thousand, one".

Divisors: 1 1291 9450193811 12200200210001