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120201222 = 2320033537
BaseRepresentation
bin1110010101000…
…10000000000110
322101011212002010
413022202000012
5221232414342
615532155050
72656456611
oct712420006
9271155063
10120201222
1161939a59
1234308a86
131bb976ab
1411d6d178
15a84529c
hex72a2006

120201222 has 8 divisors (see below), whose sum is σ = 240402456. Its totient is φ = 40067072.

The previous prime is 120201209. The next prime is 120201227. The reversal of 120201222 is 222102021.

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

120201222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 120201198 and 120201207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120201227) 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, 10016763 + ... + 10016774.

It is an arithmetic number, because the mean of its divisors is an integer number (30050307).

Almost surely, 2120201222 is an apocalyptic number.

120201222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120201222 is a wasteful number, since it uses less digits than its factorization.

120201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20033542.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 120201222 is about 10963.6317887824. The cubic root of 120201222 is about 493.5179587560.

Adding to 120201222 its reverse (222102021), we get a palindrome (342303243).

The spelling of 120201222 in words is "one hundred twenty million, two hundred one thousand, two hundred twenty-two".

Divisors: 1 2 3 6 20033537 40067074 60100611 120201222