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120223201 = 7173173187
BaseRepresentation
bin1110010101001…
…11010111100001
322101012222020011
413022213113201
5221234120301
615532444521
72656610650
oct712472741
9271188204
10120223201
116195451a
1234319741
131bba46b7
1411d77197
15a84ba51
hex72a75e1

120223201 has 16 divisors (see below), whose sum is σ = 145984896. Its totient is φ = 96650496.

The previous prime is 120223157. The next prime is 120223217. The reversal of 120223201 is 102322021.

It is a cyclic number.

It is not a de Polignac number, because 120223201 - 29 = 120222689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120223261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36130 + ... + 39316.

It is an arithmetic number, because the mean of its divisors is an integer number (9124056).

Almost surely, 2120223201 is an apocalyptic number.

It is an amenable number.

120223201 is a deficient number, since it is larger than the sum of its proper divisors (25761695).

120223201 is a wasteful number, since it uses less digits than its factorization.

120223201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3528.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 120223201 is about 10964.6341024222. The cubic root of 120223201 is about 493.5480371250.

Adding to 120223201 its reverse (102322021), we get a palindrome (222545222).

The spelling of 120223201 in words is "one hundred twenty million, two hundred twenty-three thousand, two hundred one".

Divisors: 1 7 17 119 317 2219 3187 5389 22309 37723 54179 379253 1010279 7071953 17174743 120223201