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120201220332 = 22323338922787
BaseRepresentation
bin110111111110010001…
…1010001000011101100
3102111021000210122220100
41233330203101003230
53432133003022312
6131115241151100
711453461341414
oct1577443210354
9374230718810
10120201220332
1146a82500a16
121b36718b490
13b447aaac5b
145b63d65644
1531d79a15dc
hex1bfc8d10ec

120201220332 has 18 divisors (see below), whose sum is σ = 303841973708. Its totient is φ = 40067073432.

The previous prime is 120201220327. The next prime is 120201220333. The reversal of 120201220332 is 233022102021.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (120201220333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1669461358 + ... + 1669461429.

Almost surely, 2120201220332 is an apocalyptic number.

120201220332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120201220332 is an abundant number, since it is smaller than the sum of its proper divisors (183640753376).

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

120201220332 is a wasteful number, since it uses less digits than its factorization.

120201220332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3338922797 (or 3338922792 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 120201220332 its reverse (233022102021), we get a palindrome (353223322353).

The spelling of 120201220332 in words is "one hundred twenty billion, two hundred one million, two hundred twenty thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 9 12 18 36 3338922787 6677845574 10016768361 13355691148 20033536722 30050305083 40067073444 60100610166 120201220332