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112300222020 = 22357267381481
BaseRepresentation
bin110100010010110011…
…1010110011001000100
3101201212101200100210020
41220211213112121010
53314442324101040
6123331235255140
711053622065050
oct1504547263104
9351771610706
10112300222020
1143698602a48
121992114a4b0
13a788c1c11c
1456148acc60
152dc400ecd0
hex1a259d6644

112300222020 has 48 divisors (see below), whose sum is σ = 359360711808. Its totient is φ = 25668622080.

The previous prime is 112300222007. The next prime is 112300222031. The reversal of 112300222020 is 20222003211.

It is a happy number.

It is a super-2 number, since 2×1123002220202 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133690321 + ... + 133691160.

It is an arithmetic number, because the mean of its divisors is an integer number (7486681496).

Almost surely, 2112300222020 is an apocalyptic number.

112300222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112300222020 is an abundant number, since it is smaller than the sum of its proper divisors (247060489788).

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

112300222020 is a wasteful number, since it uses less digits than its factorization.

112300222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267381500 (or 267381498 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 112300222020 its reverse (20222003211), we get a palindrome (132522225231).

The spelling of 112300222020 in words is "one hundred twelve billion, three hundred million, two hundred twenty-two thousand, twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 267381481 534762962 802144443 1069525924 1336907405 1604288886 1871670367 2673814810 3208577772 3743340734 4010722215 5347629620 5615011101 7486681468 8021444430 9358351835 11230022202 16042888860 18716703670 22460044404 28075055505 37433407340 56150111010 112300222020