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120222113 = 1117642899
BaseRepresentation
bin1110010101001…
…11000110100001
322101012220201212
413022213012201
5221234101423
615532435505
72656604534
oct712470641
9271186655
10120222113
1161953720
1234318b95
131bba405b
1411d76a1b
15a84b578
hex72a71a1

120222113 has 8 divisors (see below), whose sum is σ = 138866400. Its totient is φ = 102863680.

The previous prime is 120222107. The next prime is 120222119. The reversal of 120222113 is 311222021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120222107) and next prime (120222119).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120222113 - 26 = 120222049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (120222119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321263 + ... + 321636.

It is an arithmetic number, because the mean of its divisors is an integer number (17358300).

Almost surely, 2120222113 is an apocalyptic number.

It is an amenable number.

120222113 is a deficient number, since it is larger than the sum of its proper divisors (18644287).

120222113 is a wasteful number, since it uses less digits than its factorization.

120222113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642927.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 120222113 is about 10964.5844882513. The cubic root of 120222113 is about 493.5465482780.

Adding to 120222113 its reverse (311222021), we get a palindrome (431444134).

The spelling of 120222113 in words is "one hundred twenty million, two hundred twenty-two thousand, one hundred thirteen".

Divisors: 1 11 17 187 642899 7071889 10929283 120222113