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10320110220 = 2235724571691
BaseRepresentation
bin10011001110010000…
…00110001010001100
3222122020002220210110
421213020012022030
5132113422011340
64424015440020
7513512326620
oct114710061214
928566086713
1010320110220
114416484612
122000226010
13c861098c4
146dc88d180
15406040680
hex26720628c

10320110220 has 48 divisors (see below), whose sum is σ = 33024354048. Its totient is φ = 2358882240.

The previous prime is 10320110197. The next prime is 10320110231. The reversal of 10320110220 is 2201102301.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 10320110196 and 10320110205.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 12285426 + ... + 12286265.

It is an arithmetic number, because the mean of its divisors is an integer number (688007376).

Almost surely, 210320110220 is an apocalyptic number.

10320110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10320110220 is an abundant number, since it is smaller than the sum of its proper divisors (22704243828).

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

10320110220 is a wasteful number, since it uses less digits than its factorization.

10320110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24571710 (or 24571708 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10320110220 its reverse (2201102301), we get a palindrome (12521212521).

The spelling of 10320110220 in words is "ten billion, three hundred twenty million, one hundred ten thousand, two hundred 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 24571691 49143382 73715073 98286764 122858455 147430146 172001837 245716910 294860292 344003674 368575365 491433820 516005511 688007348 737150730 860009185 1032011022 1474301460 1720018370 2064022044 2580027555 3440036740 5160055110 10320110220