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214222201 = 224395507
BaseRepresentation
bin11001100010011…
…00010101111001
3112221002121121121
430301030111321
5414320102301
633131305241
75210600344
oct1461142571
9487077547
10214222201
11aaa17346
125b8ab221
13354c68cb
142064545b
1513c183a1
hexcc4c579

214222201 has 4 divisors (see below), whose sum is σ = 214319952. Its totient is φ = 214124452.

The previous prime is 214222189. The next prime is 214222231. The reversal of 214222201 is 102222412.

214222201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 214222201 - 213 = 214214009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214222231) 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, 45511 + ... + 49996.

It is an arithmetic number, because the mean of its divisors is an integer number (53579988).

Almost surely, 2214222201 is an apocalyptic number.

It is an amenable number.

214222201 is a deficient number, since it is larger than the sum of its proper divisors (97751).

214222201 is an equidigital number, since it uses as much as digits as its factorization.

214222201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97750.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 214222201 is about 14636.3315417491. The cubic root of 214222201 is about 598.3493529194.

Adding to 214222201 its reverse (102222412), we get a palindrome (316444613).

The spelling of 214222201 in words is "two hundred fourteen million, two hundred twenty-two thousand, two hundred one".

Divisors: 1 2243 95507 214222201