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2212212004201 = 2540398708159
BaseRepresentation
bin100000001100010010000…
…111000101010101101001
321211111002212011121220101
4200030102013011111221
5242221102233113301
64412135352425401
7315553450530613
oct40142207052551
97744085147811
102212212004201
11783215005541
122b88a93a8261
131307c2916224
14791007b7db3
153c8285ed701
hex203121c5569

2212212004201 has 4 divisors (see below), whose sum is σ = 2212220966400. Its totient is φ = 2212203042004.

The previous prime is 2212212004187. The next prime is 2212212004213. The reversal of 2212212004201 is 1024002122122.

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 2212212004201 - 215 = 2212211971433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212212044201) 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, 4100041 + ... + 4608118.

It is an arithmetic number, because the mean of its divisors is an integer number (553055241600).

Almost surely, 22212212004201 is an apocalyptic number.

It is an amenable number.

2212212004201 is a deficient number, since it is larger than the sum of its proper divisors (8962199).

2212212004201 is an equidigital number, since it uses as much as digits as its factorization.

2212212004201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8962198.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2212212004201 its reverse (1024002122122), we get a palindrome (3236214126323).

The spelling of 2212212004201 in words is "two trillion, two hundred twelve billion, two hundred twelve million, four thousand, two hundred one".

Divisors: 1 254039 8708159 2212212004201