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120250220230 = 2578919301801
BaseRepresentation
bin110111111111101111…
…0001011111011000110
3102111101110000010010101
41233333132023323012
53432233024021410
6131124151314314
711454625002310
oct1577736137306
9374343003111
10120250220230
1146aa81292a8
121b37b67b99a
13b454ca608a
145b6a67c7b0
1531dbe2ed3a
hex1bff78bec6

120250220230 has 32 divisors (see below), whose sum is σ = 250151353920. Its totient is φ = 40765401600.

The previous prime is 120250220203. The next prime is 120250220257. The reversal of 120250220230 is 32022052021.

It is an interprime number because it is at equal distance from previous prime (120250220203) and next prime (120250220257).

It is a junction number, because it is equal to n+sod(n) for n = 120250220198 and 120250220207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9644671 + ... + 9657130.

It is an arithmetic number, because the mean of its divisors is an integer number (7817229810).

Almost surely, 2120250220230 is an apocalyptic number.

120250220230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120250220230 is an abundant number, since it is smaller than the sum of its proper divisors (129901133690).

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

120250220230 is a wasteful number, since it uses less digits than its factorization.

120250220230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19301904.

The product of its (nonzero) digits is 480, while the sum is 19.

Adding to 120250220230 its reverse (32022052021), we get a palindrome (152272272251).

The spelling of 120250220230 in words is "one hundred twenty billion, two hundred fifty million, two hundred twenty thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 89 178 445 623 890 1246 3115 6230 19301801 38603602 96509005 135112607 193018010 270225214 675563035 1351126070 1717860289 3435720578 8589301445 12025022023 17178602890 24050044046 60125110115 120250220230